U-shaped cushion specialized for pelvic correction, with blood circulation promotion function. - Brand: BONE DOCTOR - Color: Black - Type: Pelvic correction cushion - Features: CIRCUL BLOOD SYSTEM ・BONE DOCTOR Chie Mat (Wisdom Mat) ・Purchased at Hands several years ago for desk work, for lower back pain relief ・Used condition, please understand it is used. ・Size unknown, but marked with "15" ・Stored at home (no pets, no smoking), please understand before purchasing. ・Please refrain from comments asking for a price reduction.