Full Harness Type Fall Arrest Equipment Compatible Aluminum Cooling Vest with Ice Packs By setting ice packs in the four ice pack pockets and using it in conjunction with a [work uniform with a fan], the cooling effect is further enhanced! The short length is designed not to hinder movement even during work. Material Vest Body: Polyester Ice Pack Packaging: Aluminum Ice Pack Gelling Agent Contents: Sodium carboxymethyl cellulose, preservative, adjusting agent, water Size Vest Body: Free Size (Shoulder Width approx. 34 x Length approx. 41.5 (cm))