Controlled levels of hydrophobic and hydrophilic fibers attract and expel skin moisture four times faster than regular fabric 3-Dimensional air flow ventilation allows heat and moisture to escape; allowing skin to stay dry and comfortable Provides immediate cushioning support and moisture control inside the hand Helps prevent skin breakdown and complete contractures Adjustable straps, Content:90% polyester / 10% cotton Machine Wash and Dry Available in X-small, small, medium and large Sizing: X-Small: (2.5" -3"Knuckle to knuckle / .75" Diameter / 3.5"Length) Small: (3"-4" Knuckle to knuckle / .75" Diameter / 4" Length) Medium: (4"-5" Knuckle to knuckle / 1" Diameter / 4" Length Large: (5"-6" Knuckle to knuckle / 1.5" Diameter / 4.5" Length)