Party Supplier for 100-pcs Pack 8" Glow Bracelet 1. green,blue, yellow, red, etc 2. ASTM ... over 8 hours3) Non-toxic, non-flammable, non-radioactive, waterproof, windproof4) No heat, flame and sparks, no batteries required5) ... . They are waterproof, do not use batteries, generate negligible heat, are inexpensive, and are reasonably disposable. They can ... Supplier for 100-pcs Pack 8" Glow Bracelet