Billy G Leather Products Quality standard is the same for canvas work, by using Gore Tenara Thread. Top brands of sheet isinglass like, Strataglass and O'Sea. Fabrics such as Sunbrella and Stamoid just to mention a few, finished inside and outside components with reinforced snap and zipper sections. There are different methods of building the components without losing quality, I will do my best to work with you to come up with the options that will work for you. For more information contact me. Thanks for visiting.