Thumb Score: +8 Amazon [amazon.com] has 2-Piece Gaiam Yoga Knee & Elbow Cushion Pads (Purple, 7.6" x 7.6" x 1") for $4.81. Shipping is free w/ Prime or on orders $35+. Walmart [walmart.com] also has 2-Piece Gaiam Yoga Knee & Elbow Cushion Pads (Purple, 7.6" x 7.6" x 1") for $4.81.