18x16x3 Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare AUVON Wheelchair Seat Cushions (18″x16″x3″) for Sciatica, Back, Coccyx, Pressure Sore and Ulcer Pain Relief, Memory Foam Pressure Relief Cushion with Removable Strap, Breathable & Waterproof Fabric Added to wishlistRemoved from wishlist 0 Add to compare $29.99 $26.99 10%