Check the listing for details. Infinity Boards Plastic Comic Backing Boards 20 Pack New Free Shipping!. Color: White. Listed at 19.95 USD. INFINITY BOARDSThese boards are better than traditional paper boards. They never need to be replaced, make corner dings a thing of the past, are the same size as standard modern boards. They may cost a little more now but in 5 years you don't need to go any replace your old boards!Made from Archival quality plastic they are flexible, smooth and worth every penny! SHIPPING IS FREE! RETURN POLICY; IF YOU ARE NOT SATISFIED FOR ANY REASON PLEASE RETURN FOR A REFUND ON ALL BUT RETURN SHIPPING.IF YOU HAVE ANY QUESTIONS PLEASE FEEL FREE TO CONTACT COMIC BARRICADE. Available in 20 packs. For larger orders please message me.THIS PRODUCT IS A TESTED, PATENTED AND TRADEMARKED STORAGE SOLUTION! Incredible Patent Pending design!Made in the USAMade with durable snap resistant material