InvisiGrip, Clear and Non-Slip MaterialOmnigrid InvisiGrip is a clear, non slip material that is applied to quilting rulers and templates to prevent slipping while rotary cutting; InvisiGrip is invisible when applied for clear viewing; it can be removed without leaving a residue. Item Number: 2101 Size: 12 1 2" wide x 36" long (1 yard) clear rollcut to fit rulers, templates, or mats (one roll covers several rulers). Stops Ruler Slip: Non slip grip material helps prevent shifting and