The Glacier Tek Children's Cooling Vest is available in eight different colors (blue, green, pink, red, white, yellow, orange and tan) and features side elastic straps and over-the-shoulder adjustability to fit a wide range of body sizes, ranging from approximately 30 to 90 pounds. The vest is made from either a durable polycotton or nylon washable fabric. It can be washed by hand and line dried. Cooling packs can be washed with soap and water in the sink. Features: Made specifically for children or smaller adults (up to approximately 90 pounds) Vest features adjustable dual side straps Weighs less than three pounds with GlacierPacks Dry and clean, not soggy and soaking wet like evaporative products Maintains a dry, comfortable 59°F / 15°C for up to 2.5 hours in 100°F / 38°C heat Self-contained, portable and unpowered - no cumbersome hoses, tubes or tethers Made in the USA Glacier Tek Children's Cool Vest with GlacierPack Cooling Packs