Sturdy 1 aluminum tubing provides maximum strength while remaining lightweight. Dual-release folding mechanism enables user to fold walker sides independently. 5 front fixed wheels. Complete with glide tips that replace rear leg rubber tips to enhance walker maneuverability on all surfaces. One (1) year limited warranty. Specifications: Width Inside Handgrips 17 Width Inside Rear Legs 20 Overall Width 25 1/2 Depth Front to Rear 20 1/4 Depth Folded 4 Minimum Height 32 Maximum Height 39 Weight Capacity 300 lb