diff --git a/decor/counters.go b/decor/counters.go
index 331c3df..7a3ab0c 100644
--- a/decor/counters.go
+++ b/decor/counters.go
@@ -17,44 +17,46 @@
 }
 
 // CountersKibiByte is a wrapper around Counters with predefined unit
-// UnitKiB (bytes/1024).
+// as SizeB1024(0).
 func CountersKibiByte(pairFmt string, wcc ...WC) Decorator {
-	return Counters(UnitKiB, pairFmt, wcc...)
+	return Counters(SizeB1024(0), pairFmt, wcc...)
 }
 
 // CountersKiloByte is a wrapper around Counters with predefined unit
-// UnitKB (bytes/1000).
+// as SizeB1000(0).
 func CountersKiloByte(pairFmt string, wcc ...WC) Decorator {
-	return Counters(UnitKB, pairFmt, wcc...)
+	return Counters(SizeB1000(0), pairFmt, wcc...)
 }
 
 // Counters decorator with dynamic unit measure adjustment.
 //
-//	`unit` one of [0|UnitKiB|UnitKB] zero for no unit
-//
-//	`pairFmt` printf compatible verbs for current and total pair
-//
-//	`wcc` optional WC config
-//
-// pairFmt example if unit=UnitKB:
-//
+//	`unit` one of [0|SizeB1024(0)|SizeB1000(0)]
+//
+//	`pairFmt` printf compatible verbs for current and total
+//
+//	`wcc` optional WC config
+//
+// pairFmt example if unit=SizeB1000(0):
+//
+//	pairFmt="%d / %d"       output: "1MB / 12MB"
+//	pairFmt="% d / % d"     output: "1 MB / 12 MB"
 //	pairFmt="%.1f / %.1f"   output: "1.0MB / 12.0MB"
 //	pairFmt="% .1f / % .1f" output: "1.0 MB / 12.0 MB"
-//	pairFmt="%d / %d"       output: "1MB / 12MB"
-//	pairFmt="% d / % d"     output: "1 MB / 12 MB"
-func Counters(unit int, pairFmt string, wcc ...WC) Decorator {
-	producer := func(unit int, pairFmt string) DecorFunc {
-		if pairFmt == "" {
-			pairFmt = "%d / %d"
-		} else if strings.Count(pairFmt, "%") != 2 {
-			panic("expected pairFmt with exactly 2 verbs")
-		}
-		switch unit {
-		case UnitKiB:
+//	pairFmt="%f / %f"       output: "1.000000MB / 12.000000MB"
+//	pairFmt="% f / % f"     output: "1.000000 MB / 12.000000 MB"
+func Counters(unit interface{}, pairFmt string, wcc ...WC) Decorator {
+	if pairFmt == "" {
+		pairFmt = "%d / %d"
+	} else if strings.Count(pairFmt, "%") != 2 {
+		panic("expected pairFmt with exactly 2 verbs")
+	}
+	producer := func() DecorFunc {
+		switch unit.(type) {
+		case SizeB1024:
 			return func(s Statistics) string {
 				return fmt.Sprintf(pairFmt, SizeB1024(s.Current), SizeB1024(s.Total))
 			}
-		case UnitKB:
+		case SizeB1000:
 			return func(s Statistics) string {
 				return fmt.Sprintf(pairFmt, SizeB1000(s.Current), SizeB1000(s.Total))
 			}
@@ -64,7 +66,7 @@
 			}
 		}
 	}
-	return Any(producer(unit, pairFmt), wcc...)
+	return Any(producer(), wcc...)
 }
 
 // TotalNoUnit is a wrapper around Total with no unit param.
@@ -73,45 +75,46 @@
 }
 
 // TotalKibiByte is a wrapper around Total with predefined unit
-// UnitKiB (bytes/1024).
+// as SizeB1024(0).
 func TotalKibiByte(format string, wcc ...WC) Decorator {
-	return Total(UnitKiB, format, wcc...)
+	return Total(SizeB1024(0), format, wcc...)
 }
 
 // TotalKiloByte is a wrapper around Total with predefined unit
-// UnitKB (bytes/1000).
+// as SizeB1000(0).
 func TotalKiloByte(format string, wcc ...WC) Decorator {
-	return Total(UnitKB, format, wcc...)
+	return Total(SizeB1000(0), format, wcc...)
 }
 
 // Total decorator with dynamic unit measure adjustment.
 //
-//	`unit` one of [0|UnitKiB|UnitKB] zero for no unit
+//	`unit` one of [0|SizeB1024(0)|SizeB1000(0)]
 //
 //	`format` printf compatible verb for Total
 //
 //	`wcc` optional WC config
 //
-// format example if unit=UnitKiB:
-//
+// format example if unit=SizeB1024(0):
+//
+//	format="%d"    output: "12MiB"
+//	format="% d"   output: "12 MiB"
 //	format="%.1f"  output: "12.0MiB"
 //	format="% .1f" output: "12.0 MiB"
-//	format="%d"    output: "12MiB"
-//	format="% d"   output: "12 MiB"
-func Total(unit int, format string, wcc ...WC) Decorator {
-	producer := func(unit int, format string) DecorFunc {
-		if format == "" {
-			format = "%d"
-		} else if strings.Count(format, "%") != 1 {
-			panic("expected format with exactly 1 verb")
-		}
-
-		switch unit {
-		case UnitKiB:
+//	format="%f"    output: "12.000000MiB"
+//	format="% f"   output: "12.000000 MiB"
+func Total(unit interface{}, format string, wcc ...WC) Decorator {
+	if format == "" {
+		format = "%d"
+	} else if strings.Count(format, "%") != 1 {
+		panic("expected format with exactly 1 verb")
+	}
+	producer := func() DecorFunc {
+		switch unit.(type) {
+		case SizeB1024:
 			return func(s Statistics) string {
 				return fmt.Sprintf(format, SizeB1024(s.Total))
 			}
-		case UnitKB:
+		case SizeB1000:
 			return func(s Statistics) string {
 				return fmt.Sprintf(format, SizeB1000(s.Total))
 			}
@@ -121,7 +124,7 @@
 			}
 		}
 	}
-	return Any(producer(unit, format), wcc...)
+	return Any(producer(), wcc...)
 }
 
 // CurrentNoUnit is a wrapper around Current with no unit param.
@@ -130,45 +133,46 @@
 }
 
 // CurrentKibiByte is a wrapper around Current with predefined unit
-// UnitKiB (bytes/1024).
+// as SizeB1024(0).
 func CurrentKibiByte(format string, wcc ...WC) Decorator {
-	return Current(UnitKiB, format, wcc...)
+	return Current(SizeB1024(0), format, wcc...)
 }
 
 // CurrentKiloByte is a wrapper around Current with predefined unit
-// UnitKB (bytes/1000).
+// as SizeB1000(0).
 func CurrentKiloByte(format string, wcc ...WC) Decorator {
-	return Current(UnitKB, format, wcc...)
+	return Current(SizeB1000(0), format, wcc...)
 }
 
 // Current decorator with dynamic unit measure adjustment.
 //
-//	`unit` one of [0|UnitKiB|UnitKB] zero for no unit
+//	`unit` one of [0|SizeB1024(0)|SizeB1000(0)]
 //
 //	`format` printf compatible verb for Current
 //
 //	`wcc` optional WC config
 //
-// format example if unit=UnitKiB:
-//
+// format example if unit=SizeB1024(0):
+//
+//	format="%d"    output: "12MiB"
+//	format="% d"   output: "12 MiB"
 //	format="%.1f"  output: "12.0MiB"
 //	format="% .1f" output: "12.0 MiB"
-//	format="%d"    output: "12MiB"
-//	format="% d"   output: "12 MiB"
-func Current(unit int, format string, wcc ...WC) Decorator {
-	producer := func(unit int, format string) DecorFunc {
-		if format == "" {
-			format = "%d"
-		} else if strings.Count(format, "%") != 1 {
-			panic("expected format with exactly 1 verb")
-		}
-
-		switch unit {
-		case UnitKiB:
+//	format="%f"    output: "12.000000MiB"
+//	format="% f"   output: "12.000000 MiB"
+func Current(unit interface{}, format string, wcc ...WC) Decorator {
+	if format == "" {
+		format = "%d"
+	} else if strings.Count(format, "%") != 1 {
+		panic("expected format with exactly 1 verb")
+	}
+	producer := func() DecorFunc {
+		switch unit.(type) {
+		case SizeB1024:
 			return func(s Statistics) string {
 				return fmt.Sprintf(format, SizeB1024(s.Current))
 			}
-		case UnitKB:
+		case SizeB1000:
 			return func(s Statistics) string {
 				return fmt.Sprintf(format, SizeB1000(s.Current))
 			}
@@ -178,7 +182,7 @@
 			}
 		}
 	}
-	return Any(producer(unit, format), wcc...)
+	return Any(producer(), wcc...)
 }
 
 // InvertedCurrentNoUnit is a wrapper around InvertedCurrent with no unit param.
@@ -187,45 +191,46 @@
 }
 
 // InvertedCurrentKibiByte is a wrapper around InvertedCurrent with predefined unit
-// UnitKiB (bytes/1024).
+// as SizeB1024(0).
 func InvertedCurrentKibiByte(format string, wcc ...WC) Decorator {
-	return InvertedCurrent(UnitKiB, format, wcc...)
+	return InvertedCurrent(SizeB1024(0), format, wcc...)
 }
 
 // InvertedCurrentKiloByte is a wrapper around InvertedCurrent with predefined unit
-// UnitKB (bytes/1000).
+// as SizeB1000(0).
 func InvertedCurrentKiloByte(format string, wcc ...WC) Decorator {
-	return InvertedCurrent(UnitKB, format, wcc...)
+	return InvertedCurrent(SizeB1000(0), format, wcc...)
 }
 
 // InvertedCurrent decorator with dynamic unit measure adjustment.
 //
-//	`unit` one of [0|UnitKiB|UnitKB] zero for no unit
+//	`unit` one of [0|SizeB1024(0)|SizeB1000(0)]
 //
 //	`format` printf compatible verb for InvertedCurrent
 //
 //	`wcc` optional WC config
 //
-// format example if unit=UnitKiB:
-//
+// format example if unit=SizeB1024(0):
+//
+//	format="%d"    output: "12MiB"
+//	format="% d"   output: "12 MiB"
 //	format="%.1f"  output: "12.0MiB"
 //	format="% .1f" output: "12.0 MiB"
-//	format="%d"    output: "12MiB"
-//	format="% d"   output: "12 MiB"
-func InvertedCurrent(unit int, format string, wcc ...WC) Decorator {
-	producer := func(unit int, format string) DecorFunc {
-		if format == "" {
-			format = "%d"
-		} else if strings.Count(format, "%") != 1 {
-			panic("expected format with exactly 1 verb")
-		}
-
-		switch unit {
-		case UnitKiB:
+//	format="%f"    output: "12.000000MiB"
+//	format="% f"   output: "12.000000 MiB"
+func InvertedCurrent(unit interface{}, format string, wcc ...WC) Decorator {
+	if format == "" {
+		format = "%d"
+	} else if strings.Count(format, "%") != 1 {
+		panic("expected format with exactly 1 verb")
+	}
+	producer := func() DecorFunc {
+		switch unit.(type) {
+		case SizeB1024:
 			return func(s Statistics) string {
 				return fmt.Sprintf(format, SizeB1024(s.Total-s.Current))
 			}
-		case UnitKB:
+		case SizeB1000:
 			return func(s Statistics) string {
 				return fmt.Sprintf(format, SizeB1000(s.Total-s.Current))
 			}
@@ -235,5 +240,5 @@
 			}
 		}
 	}
-	return Any(producer(unit, format), wcc...)
-}
+	return Any(producer(), wcc...)
+}