The Stanley Tools FatMax Autolock Pocket Tape features a patented reverse lock mechanism for greater control and increased blade life. With BladeArmor® coating on the first 80mm for double the blade life. The Mylar coated blade is up to 10 times more resistant to abrasion than normal lacquered blades. The bi-material case provides increased comfort and durability. It has a 3m blade standout for increased reach and easier measuring. With a detachable hook that allows the user to work efficiently in different conditions. It also includes a secure hook storage, so you won\'t lose the tape when not in use.