This vest is made of PVC materials, breathable, safe and wear resistant. It is skin friendly and comfortable, and heat quickly and effectively. With enough ice packs, it can be used interchangeably to keep you comfortable in hot summer Able to stay cool and suitable for outdoor wear. Features -Color:Blue -Material:PVC -Size:60.00X45.00X0.20cm/23.58X17.68X0.08in -Innovative design, combining fashion and practicality.Ice bag can be placed in different positions according to personal needs. -Adjustable shoulder straps, suitable for different body types. Breathable and comfortable, no feeling in summer. -It is skin friendly and comfortable, and heat quickly and effectively. -It cools down quickly and cools you down on hot summer days. Great for outdoor wear. -This cooling vest can be used as a present for family and friends, showing your care and love. Package list: 1 x Cooling Bag 12 Packets