Alvin - Double-Sided Tape - 1 inch x 25 feet - Alvin Double Sided Tape has two adhesive surfaces that hold firmly to any smooth surface and release at a touch. Alvin Double Sided Tape can be used instead of liquid glue for temporary mounting. Double Sided Tape is ideal for mounting repro films where lack of space precludes use of normal adhesive tapes. 1 inch width is recommended for attaching VYCO board covers. Alvin is one of the primary sources for drafting supplies and drawing equipment in the country. Creative Coldsnow is a pround retailer of Alvin graphic arts, drafting and fine arts products.