Its Double side removable Nano Adhesive
Two side s are removable, reuse, and can be replaced many time.
Soft Gel PU: Polyurethane gel products are pleasantly soft to the touch and return to their original shape after you touch them. Polyurethane gel can be used to create flexible, soft and durable products, or to cover other parts of products made of different materials, like glass, mirrors or rigid polyurethane. Polyurethane gel is a compact material and can adhere to surfaces without the need of drilling.