Description MATERIALS: 2 1/4 yards coordinating fabric 1/2″ elastic – 1 1/2 yards 3-5 pieces – Ultra-Firm Plastic Canvas – 13.6×21.6″ (these can be found online in “Sources” below). If you are in the UK, you can find them here: http://www.bobbingirl.co.uk/product/ultra_stiff_plastic_canvas_ ) 1″ webbing – 40″ YOU WILL ALSO NEED: Basic sewing items Coordinating thread Yarn or small cable ties (preferred). Find them on Amazon (FYI, is an affiliate link so I will get a few cents with no cost to you if you go this route.  Sources for plastic canvas: Amazon: this is a handy pack of 6. This is an affiliate link so I will get a few cents with no cost to you if you go this route. Michaels Schaefer Hobby Shop Art Cove Crafts Consumer Crafts