diff --git a/bar_filler.go b/bar_filler.go
index 7a4b858..a08e7d1 100644
--- a/bar_filler.go
+++ b/bar_filler.go
@@ -27,12 +27,13 @@
 	noBrackets   bool
 }
 
-func newDefaultBarFiller() Filler {
-	bf := &barFiller{
+// NewBarFiller bar Filler used with *Progress.AddBar
+func NewBarFiller() Filler {
+	filler := &barFiller{
 		format: make([][]byte, utf8.RuneCountInString(defaultBarStyle)),
 	}
-	bf.setStyle(defaultBarStyle)
-	return bf
+	filler.setStyle(defaultBarStyle)
+	return filler
 }
 
 func (s *barFiller) setStyle(style string) {
diff --git a/progress.go b/progress.go
index c01e5ca..d2dc553 100644
--- a/progress.go
+++ b/progress.go
@@ -98,23 +98,19 @@
 
 // AddBar creates a new progress bar and adds to the container.
 func (p *Progress) AddBar(total int64, options ...BarOption) *Bar {
-	return p.Add(total, newDefaultBarFiller(), options...)
+	return p.Add(total, NewBarFiller(), options...)
 }
 
 // AddSpinner creates a new spinner bar and adds to the container.
 func (p *Progress) AddSpinner(total int64, alignment SpinnerAlignment, options ...BarOption) *Bar {
-	filler := &spinnerFiller{
-		frames:    defaultSpinnerStyle,
-		alignment: alignment,
-	}
-	return p.Add(total, filler, options...)
+	return p.Add(total, NewSpinnerFiller(alignment), options...)
 }
 
 // Add creates a bar which renders itself by provided filler.
 // Set total to 0, if you plan to update it later.
 func (p *Progress) Add(total int64, filler Filler, options ...BarOption) *Bar {
 	if filler == nil {
-		filler = newDefaultBarFiller()
+		filler = NewBarFiller()
 	}
 	p.bwg.Add(1)
 	result := make(chan *Bar)
diff --git a/spinner_filler.go b/spinner_filler.go
index fdd67a8..5353503 100644
--- a/spinner_filler.go
+++ b/spinner_filler.go
@@ -26,6 +26,15 @@
 	alignment SpinnerAlignment
 }
 
+// NewSpinnerFiller spinner Filler used with *Progress.AddSpinner
+func NewSpinnerFiller(alignment SpinnerAlignment) Filler {
+	filler := &spinnerFiller{
+		frames:    defaultSpinnerStyle,
+		alignment: alignment,
+	}
+	return filler
+}
+
 func (s *spinnerFiller) Fill(w io.Writer, width int, stat *decor.Statistics) {
 
 	frame := s.frames[s.count%uint(len(s.frames))]