Silicone pucks are perfect for all your concentrate needs. Concentrates do not stick to these, helping you avoid waste and minimize loss. These single silicone pucks are pocket sized and easy to transport. Larger silicone containers are available for a whole stash! Blue and Orange Small Spherical Small Cylindricals Small Building Blocks Big Oil Drums and Extra Large Oil Drum Large Cubes Split Cylindrical with Tether Wide and Flat Split Wax Wallet Mini Glass Jar with Silicone Lid Red White, and Blue Skull Small Square Flat with Keychain Loop 10″x10″ Large Flat