3M 1629 The Tegaderm Transparent Dressing is a waterproof, transparent and thin film dressing. This's a breathable shield which often keeps other, liquids, and bacteria contaminates out. It's great for covering & safeguarding wounds including cuts, minor burns, abrasions, post surgical incisions and also blisters. 881627 is a substitute for MMM1627. 881628 is an alternative for MMM1628. 889505W is a replacement for MMM9505W. 889506W is a replacement for MMM9506W. 881624W is a replacement for MMM1624W. 881626W is a replacement for MMM1626W.