Use this double-sided, self-adhesive mat to design all your quilting and sewing projects. Place this mat on your clean, dry, dust free wall for a secure design wall. This mat has a gentle adhesive that allows you to place, remove and adjust your fabric pieces until you have the final design. The Precision Adhesive Mat is safe for most wall finishes including paint and wallpaper. We recommend testing all finishes prior to application with the test square included. This mat leaves minimal residue, if any to your walls, that can be easily removed with warm soapy water. Apple to a closet door, glass door or any surface that can be transformed into a design wall. This mat can be folded for easy storage when not in use. This mat can be used over and over again. Dimensions are 9 in x13 in x 2.5 in.