Please note: This product is shipped directly from the warehouse and will not be shipped on weekends or holidays. Cooling Vest L ■Product Size (Units are cm) M: Shoulder width 30, Back length 25, Width across armpits 46 L: Shoulder width 30, Back length 29, Width across armpits 53 LL: Shoulder width 30, Back length 33, Width across armpits 57 Made in Japan Manufactured by Nippon M.I.C. Co., Ltd. Material Antibacterial and Odor-Resistant Material Outer Fabric: Mesh, mainly nylon Pocket Fabric: Knit, mainly polyester (woven with silver thread) Fabric: Mainly carbon composite fiber This is a set of 1 freezer vest and 3 ice packs. Ice pack pockets on both sides and back The arm circumference is adjustable with a Velcro type for easy size adjustment. Product Details A freezer vest that stores 3 ice packs to cool the body during the sweaty summer season. It has been verified that the temperature of the contact area remains below 20 degrees Celsius when worn on a human-shaped mannequin in a room with a temperature of 35 degrees Celsius and 80% humidity (from the Industrial Technology Center). It maintains 20 degrees Celsius for over 6 hours. Made in Japan, so it has sturdy stitching and is very light due to the mesh material, so you can wear it smartly without being bulky even under a suit.