Instant cold pack is a must have for any first aid kit. No need refrigeration and can be stored at room temperature. Activate the cold pack by twisting and squeezing the pack firmly to break inner fluid bag. The bag will turn ice cold through an endothermic chemical reaction. Apply to affected area for instant pain relief. A must have for field trips and camping.
230 mm x 150 mm (220ml) 36 pieces per carton