3*22.5mm Trit Vials Tritium Acrylic Keychain Self-luminous 15-Years

Specification:
Product name: 3*22.5mm Trit Vials Self-luminous Keychain
Waterproof: 100m
Color: orange,pink,white,blue(please choose the color you want )
Weight: 20g
Size: 3*22.5mm

Features:
Glows continuously for 15 years
Bright and visible unique clear white glow
Completely contained and self-powered
Perfect for tagging zippers (on tents, bags, etc), tying on keychains, flashlights, etc

Package included:
1 x 3*22.5mm Trit Vials Self-luminous Keychain