Atkinson Designs Simple Sack Pattern- Its so easy to be green when you keep these lightweight, washable bags in your car. Be ready to run errands anytime. Easy loops on the top and sides will hold your bag steady while packing groceries. Tuck the bag into its pocket for easy storage. Use a half yard each of two contrasting quilting cottons or ripstop nylon for a lightweight, washable bag. Finished size measures approximately 14x 12x 7.