Designed with gentle ripples, create a tranquil vibe with Calming Seas Wallpaper.Substrate: Sure StripFeatures: Prepasted - Washable - StrippableMatch Type: DropPattern Repeat: 20.5 in.Roll Dimensions: Sold as 1 double-roll covering approximately 56 square feet (20.5 inches wide x 33 feet long) of wall area.Manufactured on SureStrip, a unique high performance substrate, this ultra-easy removable wallpaper is guaranteed easy to install and easy to remove; simply use water to activate.Please note: Burke Decor does not accept wallpaper returns at this time. Why? Wallpaper is produced in batches (similar to tile) and due to dye-lot variations that occur based on when the rolls are produced, we are unable to accept returns. We accept and offer free shipping on all wallpaper exchanges for all wallpaper that has remained unopened.Please allow 3 - 5 business days to ship out and receive tracking.