Two are recommended! I strongly recommend using two! Ergonomic purple crutches, extendable with rubber grips. - Color: Purple I used them when I broke my bone, and I think they are relatively clean. One of the two has the top rubber peeling off, small scratches on the pole, please check the other conditions in the photos. The adjustment tool is originally delicate. Although it is not broken, it seems like it might tear off if you are not careful when adjusting it. (Please check the photos) (It seems that only the adjustment tool can be purchased on the EC site) It was light and easy to use. I bought it because I found crutches difficult to use, as I would accidentally put them under my armpits. (Doesn't the color remind you of Evangelion? Thinking so, I felt better even when I broke my bone) My energetic family member used them to play, saying "Let's go faster!" Ergonomic, easy-to-use Lofstrand crutches that reduce fatigue and stress. Features High-quality aluminum tubes that provide maximum strength with minimal weight are protected by durable epoxy paint. Rigidity and safety of the patented "Backbone Mechanism". Compliant with European standard ISO11334-1 for load-bearing safety quality. * "Backbone Mechanism" The support pipe extends to the top like a spine and the cuff is also fixed, making it safer and more robust. Equipped with flexible rubber tips to prevent slipping. Well-ventilated and comfortable forearm support (cuff). Ultra-soft, non-slip grips and forearm protection can be replaced when worn (patented). Guide for corresponding height and crutch length Reference height: Approximately 145-190cm This is a reference height, and the actual height depends on the height of the grip. Ergonomic purple crutches, extendable with rubber grips. - Color: Purple • If you don't need the strap, please remove it and use it. Total length: Approximately 90cm to approximately 122cm (the purple part is approximately 30cm) Please consider this item with the understanding that it is a home-stored item, not a product from a store. Packaging may be recycled using readily available materials. Please note that there may be box damage due to simple packaging. #Crutches #Crutches #Sticks #Fracture #LowerBackPain #LightweightCrutches #Eva #SuddenBackPain #Fracture #KneePain