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 15' Reflexite V82 Reflective Tape - Silver/White
6" x 100' Holographic Prismatic Tape - Caribbean Opal Large Roll
1" x 15' Super-Engineering Grade Safety Reflective Tape - Blue
1" x 45' Reflexite V82 Reflective Tape - Silver/White
1/2" x 60 yds Gaffer Tape Emerald Green
2" x 16' High Gloss Vinyl Trim Sew-On - Bright Pink
2" x 12" 3M 983-23 Diamond Grade Conspicuity Tape - Fl Yellow 

