The perfect blend of cooling power and eco-friendly: the Titan Biodegradable Cooling Towel fuses strength and durability while featuring fibers engineered to help reduce harmful microplastics. Made of biodegradable polyester fabric. Can biodegrade in as many as 300 days. Advanced fibers break down when exposed to the right environment, such as landfills and oceans. Fabric allows surrounding air to stimulate cooling while remaining dry to the touch. Hyper-evaporative material keeps you cool.