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.

1/2" x 60 yds Pro Gaff Gaffer Tape Purple
1" x 150' Holographic Rainbow Sheen Silver Tape
1/2" x 60 yds Gaffer Tape Emerald Green
1/2" x 60 yds Pro Gaff Gaffer Tape Teal Blue
1" x 25' Holographic Tape - Tropical Lemon Glaze Fl. Yellow Colour Morphing
1/2" x 45 yds Pro Spike Gaffer Tape Grey
1/4" x 45 yds Gaffer Tape Fluorescent Pink
6" x 100' Holographic Prismatic Tape - Caribbean Opal Large Roll
2" x 15' 3M Marine Grade USCG High Intensity Reflective - Orange 

