diff --git a/pkging/mem/file.go b/pkging/mem/file.go
index c0c1548..a70d076 100644
--- a/pkging/mem/file.go
+++ b/pkging/mem/file.go
@@ -2,7 +2,6 @@ package mem
 
 import (
 	"bytes"
-	"encoding/json"
 	"fmt"
 	"io"
 	"net/http"
@@ -111,25 +110,25 @@ func (f File) String() string {
 	return f.Path().String()
 }
 
-func (f File) Format(st fmt.State, verb rune) {
-	switch verb {
-	case 'v':
-		if st.Flag('+') {
-			b, err := json.MarshalIndent(f, "", "  ")
-			if err != nil {
-				fmt.Fprint(os.Stderr, err)
-				return
-			}
-			fmt.Fprint(st, string(b))
-			return
-		}
-		fmt.Fprint(st, f.String())
-	case 'q':
-		fmt.Fprintf(st, "%q", f.String())
-	default:
-		fmt.Fprint(st, f.String())
-	}
-}
+// func (f File) Format(st fmt.State, verb rune) {
+// 	switch verb {
+// 	case 'v':
+// 		if st.Flag('+') {
+// 			b, err := json.MarshalIndent(f, "", "  ")
+// 			if err != nil {
+// 				fmt.Fprint(os.Stderr, err)
+// 				return
+// 			}
+// 			fmt.Fprint(st, string(b))
+// 			return
+// 		}
+// 		fmt.Fprint(st, f.String())
+// 	case 'q':
+// 		fmt.Fprintf(st, "%q", f.String())
+// 	default:
+// 		fmt.Fprint(st, f.String())
+// 	}
+// }
 
 func (f *File) Readdir(count int) ([]os.FileInfo, error) {
 	var infos []os.FileInfo
@@ -206,60 +205,60 @@ func (f *File) Open(name string) (http.File, error) {
 	return di, nil
 }
 
-func (f File) MarshalJSON() ([]byte, error) {
-	m := map[string]interface{}{
-		"info":   f.info,
-		"her":    f.her,
-		"path":   f.path,
-		"data":   f.data,
-		"parent": f.parent,
-	}
-	return json.Marshal(m)
-}
+// func (f File) MarshalJSON() ([]byte, error) {
+// 	m := map[string]interface{}{
+// 		"info":   f.info,
+// 		"her":    f.her,
+// 		"path":   f.path,
+// 		"data":   f.data,
+// 		"parent": f.parent,
+// 	}
+// 	return json.Marshal(m)
+// }
 
-func (f *File) UnmarshalJSON(b []byte) error {
-	m := map[string]json.RawMessage{}
-	if err := json.Unmarshal(b, &m); err != nil {
-		return err
-	}
-
-	info, ok := m["info"]
-	if !ok {
-		return fmt.Errorf("missing info")
-	}
-
-	f.info = &pkging.FileInfo{}
-	if err := json.Unmarshal(info, f.info); err != nil {
-		return err
-	}
-
-	her, ok := m["her"]
-	if !ok {
-		return fmt.Errorf("missing her")
-	}
-	if err := json.Unmarshal(her, &f.her); err != nil {
-		return err
-	}
-
-	path, ok := m["path"]
-	if !ok {
-		return fmt.Errorf("missing path")
-	}
-	if err := json.Unmarshal(path, &f.path); err != nil {
-		return err
-	}
-
-	parent, ok := m["parent"]
-	if !ok {
-		return fmt.Errorf("missing parent")
-	}
-	if err := json.Unmarshal(parent, &f.parent); err != nil {
-		return err
-	}
-
-	if err := json.Unmarshal(m["data"], &f.data); err != nil {
-		return err
-	}
-
-	return nil
-}
+// func (f *File) UnmarshalJSON(b []byte) error {
+// 	m := map[string]json.RawMessage{}
+// 	if err := json.Unmarshal(b, &m); err != nil {
+// 		return err
+// 	}
+//
+// 	info, ok := m["info"]
+// 	if !ok {
+// 		return fmt.Errorf("missing info")
+// 	}
+//
+// 	f.info = &pkging.FileInfo{}
+// 	if err := json.Unmarshal(info, f.info); err != nil {
+// 		return err
+// 	}
+//
+// 	her, ok := m["her"]
+// 	if !ok {
+// 		return fmt.Errorf("missing her")
+// 	}
+// 	if err := json.Unmarshal(her, &f.her); err != nil {
+// 		return err
+// 	}
+//
+// 	path, ok := m["path"]
+// 	if !ok {
+// 		return fmt.Errorf("missing path")
+// 	}
+// 	if err := json.Unmarshal(path, &f.path); err != nil {
+// 		return err
+// 	}
+//
+// 	parent, ok := m["parent"]
+// 	if !ok {
+// 		return fmt.Errorf("missing parent")
+// 	}
+// 	if err := json.Unmarshal(parent, &f.parent); err != nil {
+// 		return err
+// 	}
+//
+// 	if err := json.Unmarshal(m["data"], &f.data); err != nil {
+// 		return err
+// 	}
+//
+// 	return nil
+// }
diff --git a/pkging/mem/file_test.go b/pkging/mem/file_test.go
new file mode 100644
index 0000000..93c4e78
--- /dev/null
+++ b/pkging/mem/file_test.go
@@ -0,0 +1,52 @@
+package mem
+
+import (
+	"io/ioutil"
+	"testing"
+
+	"github.com/markbates/pkger/here"
+	"github.com/stretchr/testify/require"
+)
+
+func Test_File_Seek(t *testing.T) {
+	r := require.New(t)
+
+	info, err := here.Current()
+	r.NoError(err)
+
+	pkg, err := New(info)
+	r.NoError(err)
+
+	f, err := pkg.Create(":/wilco.band")
+	r.NoError(err)
+
+	data := []byte("a shot in the arm")
+	f.Write(data)
+	r.NoError(f.Close())
+
+	f, err = pkg.Open(":/wilco.band")
+	r.NoError(err)
+
+	b, err := ioutil.ReadAll(f)
+	r.NoError(err)
+	r.Equal(data, b)
+
+	_, err = f.Seek(0, 0)
+	r.NoError(err)
+
+	b, err = ioutil.ReadAll(f)
+	r.NoError(err)
+	r.Equal(data, b)
+
+	b, err = ioutil.ReadAll(f)
+	r.NoError(err)
+	r.NotEqual(data, b)
+
+	_, err = f.Seek(10, 0)
+	r.NoError(err)
+
+	b, err = ioutil.ReadAll(f)
+	r.NoError(err)
+	r.NotEqual(data, b)
+	r.Equal([]byte("the arm"), b)
+}
diff --git a/pkging/mem/mem.go b/pkging/mem/mem.go
index c1293f1..8f4ff97 100644
--- a/pkging/mem/mem.go
+++ b/pkging/mem/mem.go
@@ -29,6 +29,8 @@ func New(info here.Info) (*Pkger, error) {
 		files:   &maps.Files{},
 		current: info,
 	}
+	f.infos.Store(info.ImportPath, info)
+	f.MkdirAll("/", 0755)
 	return f, nil
 }
 
@@ -105,6 +107,7 @@ func (fx *Pkger) RemoveAll(name string) error {
 }
 
 func (fx *Pkger) Create(name string) (pkging.File, error) {
+	fx.MkdirAll("/", 0755)
 	pt, err := fx.Parse(name)
 	if err != nil {
 		return nil, err
@@ -115,7 +118,8 @@ func (fx *Pkger) Create(name string) (pkging.File, error) {
 		return nil, err
 	}
 
-	if _, err := fx.Stat(filepath.Dir(pt.Name)); err != nil {
+	dir := filepath.Dir(pt.Name)
+	if _, err := fx.Stat(dir); err != nil {
 		return nil, err
 	}
 
diff --git a/pkging/mem/mem_test.go b/pkging/mem/mem_test.go
index 79effb2..724e767 100644
--- a/pkging/mem/mem_test.go
+++ b/pkging/mem/mem_test.go
@@ -15,13 +15,12 @@ func Test_Pkger(t *testing.T) {
 			return nil, err
 		}
 
-		wh, err := New(info)
+		pkg, err := New(info)
 		if err != nil {
 			return nil, err
 		}
 
-		WithInfo(wh, info)
-		return wh, nil
+		return pkg, nil
 	})
 	if err != nil {
 		t.Fatal(err)
diff --git a/pkging/pkgtest/http.go b/pkging/pkgtest/http.go
index 2365bdf..d8c2747 100644
--- a/pkging/pkgtest/http.go
+++ b/pkging/pkgtest/http.go
@@ -12,24 +12,15 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-// examples/app
-// ├── Dockerfile
-// ├── Makefile
-// ├── go.mod
-// ├── go.sum
 // ├── main.go
 // ├── public
 // │   ├── images
-// │   │   ├── mark-small.png
 // │   │   ├── mark.png
-// │   │   ├── mark_250px.png
-// │   │   └── mark_400px.png
 // │   └── index.html
 // └── templates
 //     ├── a.txt
 //     └── b
 //         └── b.txt
-
 func (s Suite) LoadFolder(pkg pkging.Pkger) error {
 	files := []string{
 		"/main.go",
diff --git a/pkging/pkgtest/suite.go b/pkging/pkgtest/suite.go
index 5863da5..26b4577 100644
--- a/pkging/pkgtest/suite.go
+++ b/pkging/pkgtest/suite.go
@@ -67,7 +67,7 @@ func (s Suite) Test(t *testing.T) {
 // 		}
 // 	}
 // 	if ns, ok := s.Pkger.(WithRootable); ok {
-// 		dir, err := ioutil.TempDir("", "")
+// 		dir, err := ioutil.TempDir("")
 // 		if err != nil {
 // 			return s, err
 // 		}
@@ -467,15 +467,134 @@ func (s Suite) Test_Stat_File(t *testing.T) {
 	}
 }
 
-// func (s Suite) Test_Walk(t *testing.T) {
-// 	panic("not implemented")
-// }
+func (s Suite) Test_Walk(t *testing.T) {
+	r := require.New(t)
 
-//
-// func (s Suite) Test_Remove(t *testing.T) {
-// 	panic("not implemented")
-// }
-//
-// func (s Suite) Test_RemoveAll(t *testing.T) {
-// 	panic("not implemented")
-// }
+	pkg, err := s.Make()
+	r.NoError(err)
+	r.NoError(s.LoadFolder(pkg))
+
+	cur, err := pkg.Current()
+	r.NoError(err)
+
+	ip := cur.ImportPath
+
+	table := []struct {
+		in string
+	}{
+		{in: ip},
+		{in: "/"},
+		{in: ":/"},
+		{in: ip + ":/"},
+	}
+
+	for _, tt := range table {
+		s.Run(t, tt.in, func(st *testing.T) {
+			r := require.New(st)
+			var act []string
+			err := pkg.Walk(tt.in, func(path string, info os.FileInfo, err error) error {
+				if err != nil {
+					return err
+				}
+				act = append(act, path)
+				return nil
+			})
+			r.NoError(err)
+
+			exp := []string{
+				"github.com/markbates/pkger:/",
+				"github.com/markbates/pkger:/main.go",
+				"github.com/markbates/pkger:/public",
+				"github.com/markbates/pkger:/public/images",
+				"github.com/markbates/pkger:/public/images/mark.png",
+				"github.com/markbates/pkger:/public/index.html",
+				"github.com/markbates/pkger:/templates",
+				"github.com/markbates/pkger:/templates/a.txt",
+				"github.com/markbates/pkger:/templates/b",
+				"github.com/markbates/pkger:/templates/b/b.txt",
+			}
+			r.Equal(exp, act)
+		})
+	}
+
+}
+
+func (s Suite) Test_Remove(t *testing.T) {
+	r := require.New(t)
+
+	pkg, err := s.Make()
+	r.NoError(err)
+
+	cur, err := pkg.Current()
+	r.NoError(err)
+
+	ip := cur.ImportPath
+
+	table := []struct {
+		in string
+	}{
+		{in: "/public/images/mark.png"},
+		{in: ":/public/images/mark.png"},
+		{in: ip + ":/public/images/mark.png"},
+	}
+
+	for _, tt := range table {
+		s.Run(t, tt.in, func(st *testing.T) {
+			r := require.New(st)
+
+			pkg, err := s.Make()
+			r.NoError(err)
+			r.NoError(s.LoadFolder(pkg))
+
+			_, err = pkg.Stat(tt.in)
+			r.NoError(err)
+
+			r.NoError(pkg.Remove(tt.in))
+
+			_, err = pkg.Stat(tt.in)
+			r.Error(err)
+
+			r.Error(pkg.Remove("unknown"))
+		})
+	}
+
+}
+
+func (s Suite) Test_RemoveAll(t *testing.T) {
+	r := require.New(t)
+
+	pkg, err := s.Make()
+	r.NoError(err)
+
+	cur, err := pkg.Current()
+	r.NoError(err)
+
+	ip := cur.ImportPath
+
+	table := []struct {
+		in string
+	}{
+		{in: "/public"},
+		{in: ":/public"},
+		{in: ip + ":/public"},
+	}
+
+	for _, tt := range table {
+		s.Run(t, tt.in, func(st *testing.T) {
+			r := require.New(st)
+
+			pkg, err := s.Make()
+			r.NoError(err)
+			r.NoError(s.LoadFolder(pkg))
+
+			_, err = pkg.Stat(tt.in)
+			r.NoError(err)
+
+			r.NoError(pkg.RemoveAll(tt.in))
+
+			_, err = pkg.Stat(tt.in)
+			r.Error(err)
+		})
+	}
+
+}
diff --git a/pkging/stdos/file.go b/pkging/stdos/file.go
index 303e697..249c277 100644
--- a/pkging/stdos/file.go
+++ b/pkging/stdos/file.go
@@ -20,11 +20,11 @@ type File struct {
 }
 
 func NewFile(fx pkging.Pkger, osf *os.File) (*File, error) {
-	pt, err := fx.Parse(osf.Name())
+	name := osf.Name()
+	pt, err := fx.Parse(name)
 	if err != nil {
 		return nil, err
 	}
-
 	info, err := osf.Stat()
 	if err != nil {
 		return nil, err
@@ -97,15 +97,10 @@ func (f *File) Stat() (os.FileInfo, error) {
 		return f.info, nil
 	}
 
-	abs, err := f.Abs()
+	nf, err := NewFile(f.pkging, f.File)
 	if err != nil {
 		return nil, err
 	}
-
-	info, err := os.Stat(abs)
-	if err != nil {
-		return nil, err
-	}
-	f.info = pkging.NewFileInfo(info)
-	return info, nil
+	(*f) = *nf
+	return f.info, nil
 }
diff --git a/pkging/stdos/file_test.go b/pkging/stdos/file_test.go
new file mode 100644
index 0000000..90e0e5c
--- /dev/null
+++ b/pkging/stdos/file_test.go
@@ -0,0 +1,29 @@
+package stdos
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func Test_File_Stat_No_Info(t *testing.T) {
+	r := require.New(t)
+
+	pkg, err := New()
+	r.NoError(err)
+
+	f, err := pkg.Open(":/pkging/stdos/file_test.go")
+	r.NoError(err)
+	defer f.Close()
+
+	sf, ok := f.(*File)
+	r.True(ok)
+
+	oi := sf.info
+	sf.info = nil
+
+	info, err := sf.Stat()
+	r.NoError(err)
+	r.Equal(oi.Name(), info.Name())
+	// r.Equal("", f.Name())
+}
diff --git a/pkging/stdos/stdos.go b/pkging/stdos/stdos.go
index 2b65997..f5cde28 100644
--- a/pkging/stdos/stdos.go
+++ b/pkging/stdos/stdos.go
@@ -43,13 +43,15 @@ func New() (*Pkger, error) {
 	if err != nil {
 		return nil, err
 	}
-	return &Pkger{
+	p := &Pkger{
 		infos: &maps.Infos{},
 		paths: &maps.Paths{
 			Current: info,
 		},
 		current: info,
-	}, nil
+	}
+	p.infos.Store(info.ImportPath, info)
+	return p, nil
 }
 
 func (fx *Pkger) Create(name string) (pkging.File, error) {