3M TB3561 Reclosable Fastener Clear 1 In 10 Ft

3M TB3561/TB3562 Dual Lock Reclosable Fastener, Clear, 1 in x 10 ft, is a two-piece interlocking fastener that delivers a positive, reusable closure for lightweight-to-moderate bonding between compatible substrates. The roll is 1 inch wide and 10 feet long, and is sold as 1 mated strip per bag, with 8 bags per case. The system uses a dual-density stem configuration of 400/170 (Type 400/170), with 400 stems per square inch on one side and 170 per square inch on the mating side, providing a robust engagement and repeatable disengagement. The clear formulation allows for discreet mounting in applications where visibility matters, and TB3561/TB3562 belongs to 3M’s family of Dual Lock fasteners designed for durable, reusable closures in design and specialty materials contexts.