Back Cushion General Use Adjustable Tension Oxygen Regulators 5 Length 75 Thickness 3 8 Select Ear:Left Ear 5 Length 75 Thickness 3 8 Fits Waist 50 75 Number of Hand Grips 8 Feature 7: health care Perfect solution for patients with mild positioning needs * Accommodates kyphosis rotation scoliosis * Lumbar support * Fully adjustable in all positions to accommodate most patients * 1 inch thick high density foam pad provides optimal pressure redistribution and patient comfort * Secures directly over wheelchair canes for added strength stability and safety * Folds with the wheelchair * Handy back pocket is great for carrying keys water bottle tissues and more * Cover is made of nylon and is fluid resistant easy to clean & waterproof * Weight capacity: 350lbs * Limited lifetime warranty * Breathable cover is fluid resistant and easy to clean and maintain