StoreSMART - Flash Drive Pocket - Peel & Stick with Resealable Flap - 25 Pack - TL10104FLASH25 Front crafted of crystal clear light weight polypropylene Clear back coated with an aggressive peel and stick adhesive. Open on the short side with a 2 1/8" resealable tapered flap to keep out dirt. Overall size: 4" x 4 1/8" Inside capacity: 3 7/8" x 3 "