Elviros Seat Chair Cushion for Coccyx Sciatica Back Hip Pain Relief, Adjustable Orthopedic Memory Foam Seat Cushions for Office, Car, Wheelchair, Gaming, Ergonomic Seat Pads (Black, Medium(80-130 kg))

【Ergonomic Design for Pain Relief】Innovative V-shaped design with middle oval hole, Elviros orthopedic seat cushion helps distribute your body weight to provide maximum support and relief the pressure on lower back, sciatica, tailbone, buttocks and hemorrhoid. The ergonomic curve design is scientifically contoured to fit your hip and thighs, correcting your sitting posture with long-term use.
【Customize Height and Firmness】This seat pillow gives you two options for different hight and softness. A removable memory form insert (3 cm) at bottom provides more height as well as support. If you prefer lower and softer experience, simply remove the insert to meet your need.
【Get Rid of Sweats and Stuffiness】Come with ventilated holes on the field of memory foam core and middle hollow design, it benefits to increase air circulation while regulate temperature at the same time. Moreover, the washable cover with 3D side mesh also brings breathability and keeps you comfort.
【Certified Premium Memory Foam】The coccyx seat cushion is made of high density slow rebound bamboo charcoal memory foam which is certified by CertiPUR-US and approved by Oeko-Tex. It offers maximum comfort without harmful substances and maintain the shape after sedentarywork or study rather than deformation or collapse.
【Washable Cushion Cover with Enhanced Slip Resistance】Made of high quality polyester and 3D mesh fibres, the cushion cover is skin-friendly and breathable. The non-slip rubber base and extra adjustable nylon strap keep the seat cushion in place. For daily cleaning, your could easily remove the cover with SBS zipper for both machine or hand wash.