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.

1" x 25' Holographic Tape - Tropical Lemon Glaze Fl. Yellow Colour Morphing
1/8" x 54' Chart & Map Tape - Yellow
1/8" x 25' 3M#471 Vinyl Identification Tape - Black
3" x 16.5' Holographic Tape - Mini Stars
6" x 18" Holographic Prismatic Tape - Caribbean Opal (Sheet)
2" x 30' 3M 983-23 Diamond Grade Conspicuity - Fl Yellow-Green
2" x 15' 3M 983-10 Diamond Grade Conspicuity Tape - White 

