SOLAS tapes are have a reflective surface comprised of encapsulated glass lens beadlets.
This tape (3150A) is highly flexible and adheres to rubber-coated cloth, vinyl-nylon laminated cloth, cured polyester cloth, PVC, aluminum, and helmets.
Approximate thickness of 3150A is 11-mils (0.011″) and 6755 is 13-mils.

3/4" x 25' Neon Red Black Tiger Tape (on paper liner)
6" x 18" Holographic Prismatic Tape - Caribbean Opal (Sheet)
1" x 45' Reflexite V82 Reflective Tape - Yellow 

