This is 65cm. Purchased in 2025 and used for about six months. It's in relatively good condition, but there are small, unremovable pills on the cover. ⭐︎55cm is also available. 【Set Contents】 ・Elecom Balance Ball 65cm ・Elecom Balance Ball Cover Beige ・Air pump ・Balance ball plugs (2) 【Condition】 There is some wear and tear, but no noticeable damage or stains. The cover has been home-cleaned. 【Product Features】 ●Elecom Balance Ball 65cm An ECLEAR Sports "balance ball" that allows you to train your core anytime, just by sitting on it. It's a high-durability type with a load capacity of 500kg, able to withstand hard training. It has an anti-burst specification to prevent bursting. ● Elecom Balance Ball Cover 65cm An ECLEAR Sports "balance ball fabric cover" that transforms your balance ball into an interior item just by covering it. It uses warm, comfortable fabric used in sofas. The tweed-like fabric has a textured feel, and the beige color gives an elegant impression, making it very lovely. It can be washed at home for hygiene. Comes with a handle for convenient carrying ◎ ◯Instant purchase without comment is possible.