[Thoughtful Design] Seat Cushion For Coccyx Design Improves The Contact Between The Buttocks And The Seat Cushion,and Makes A Special Double Hole At The Seat Bone For Lower Back, Hamstrings, Hips, Ischial Tuberosity., [Applicable Size] The bottom of the cushion is also made with a skid resistant design so that the cushion will not move once placed on a chair. Using a combination of seat cushions and lumbar supports increases focus while working or studying, an, [Applicable Size] The bottom of the cushion is also made with a skid resistant design so that the cushion will not move once placed on a chair. Using a combination of seat cushions and lumbar supports increases focus while working or studying, an, [Suitable for anywhere] Seat cushion and lumbar pillow are ideal for long office hours, and will help reduce fatigue and enhance work efficiency. Cushions are also suitable for driving cars, taking trains, flying, playing video games at home, or, [Convenient to Use] The lumbar pillow is equipped with an easy-to-use adjustable back strap, so you can adjust it according to the position that makes you feel most comfortable. The covers of the seat cushion and lumbar support pillow are removab
