THERM O WEB-Refillable Memory Tape Runner XL. This dispenser has a patented pivoting head for precise curves and lines. Contains 50 feet of clear photo safe, acid free adhesive, bonds instantly, neatly and securely. It also comes with a protective cap for storage and travel. Tape measures 5/16 in(7.9mm) x 50ft(15.24m). Conforms to ASTM D4236. Imported.