Dream, Design, Deliver with our 3M™ VHB™ Tape 4949. It is a black, 0.045 in (1.1 mm), general purpose acrylic adhesive with a firm foam core. It can replace rivets, welds and screws. The fast and easy to use permanent bonding method provides high strength and long-term durability. It offers design flexibility with its viscoelasticity and powerful ability to bond to a variety of surfaces. - Creates a permanent seal against water and moisture. Bonding tapes provide excellent shear strength, surface adhesion, durability and temperature resistance. Applications for this tape include stiffener bonding and panel and trim attachment.