Hold your dosing capsules with the Volcano Capsule Caddy The Volcano Capsule Caddy by Storz & Bickel is a nifty keychain holder for carrying your Volcano dosing capsules. Carry up to 4 Volcano dosing capsules with you wherever you go in a discreet and functional key chain holder. The Volcano Capsule Caddy is odor-proof and protects your Volcano dosing capsules from water and other liquids. A convenient way to keep Volcano dosing capsules on your person, the Volcano Capsule Caddy is a stealthy, practical accessory for Volcano vaporizer owners.