Heavy-duty, lightweight, indestructible and designed to fit all of our 1/2 oz bottles (Aquel, Lochsa and Royal Gel), the Silicone 1/2 oz Caddy securely fastens to any pack, bag or vest using a stainless steel tool tether, keeping your floatant right where you need it.Specifications and Features: Stainless steel tool tether Durable silicone construction Securely holds 1/2 oz bottle of floatant Holds bottle upside down for easy application