Chill-Its 6220 Rechargeable Phase Change Packs for Cooling Vest (2-Pack)

IMMEDIATE & LONG-LASTING COOLING RELIEF – Packs maintain constant 64°F (18°C) for up to 4 hours. EASY ACTIVATION - Packs can be activated by placing in a cooler of ice water, refrigerator or freezer. QUICK RECHARGE – Packs recharge in a little as 10 minutes. HONEYCOMB DESIGN – Patented honeycomb pack design eliminates stiffness. AVAILABLE IN 2 SIZES: S/M and L/XL. COOLING VEST SOLD SEPARATELY