The towel need to be 23 and 1/2" X 80". The picture below loungeBigCover shows the towel has rounded pocket like corners to secure to the lounge chair. We also need 4 grommets about 1 inch from each corner to secure towel in sand with tent pegs. Im waiting on a plastic grommet sizer to get the exact hole size of grommet. Each corner will have a V shaped piece of material 9 inches in length to secure towels to porch railings and boat chairs. The top part of the towel needs a square piece of Velcro sewn to towel for pillow attachment. Qty 10,0000The pillow needs be Vinyl on the outside so it can be rinsed off after use.The size needs to be 17" X 12" the inside can be anything that's pretty firm. (least Expensive)The pillow on the outside needs to have a square piece of Velcro sewn to it to attach to towel. Qty 10,0000Tent Pegs- Standard 10" length, heavy duty steel, polypropylene top with thread thrugh, wrap design. Qty. 40,000I do not have the grommet size yet. That will be the diameter of the opening. The stakes poly prop top has to fit flush through the hole!