This 3-in-1 Sealant/Caulking Wiper combines a 4mm and a 5mm chamfer, as well as an 8mm fillet in one ergonomic tool for all your caulking needs! Printed in TPU with 100% infill, this wiper is stiff enough to not bend while in use, yet flexible enough to provide a clean caulking experience. Tested and approved by industry partners.