◾️Preliminary Information: The seller holds a national qualification in the medical field, so you can consult with them regarding usage and suitability. The seller aims to list the item on the same day to help buyers quickly return to their daily lives. (Examples of suitable conditions: Achilles tendon rupture, foot fracture, etc.) ◾️About the Product: This is a knee crutch designed for safe mobility for those with foot conditions that would typically require crutches. Unlike crutches, it doesn't require the use of your hands, making long-distance walking and going up and down stairs safer. It also prevents arm fatigue and wrist fractures that can occur with crutch use. - Model Name: I WALK Free ver.3.0 - Features: Can go up and down stairs - Features: Allows you to carry objects - Features: Doesn't tire your hands or arms - Features: Adjustable size Suitable for heights: Approximately 150cm to 195cm - Condition: Foldable Easy assembly with video instructions ◾️Condition: There are scratches on the front and one inner cover is slightly loose, but there are no problems with durability or structure. ◾️Additional Information: Please refer to the instructions for making a cover for indoor use. The cover is made using a non-slip mat from a 100-yen shop, so it won't slip on the floor. (See photos) Thank you for viewing.