MONO Adhesive with unique Instant Start System advances adhesive to the very tip of the applicator after every use, ensuring a quick grab and instant start exactly where you aim! Perfect for corners and edges. Strong permanent bond. Easy to refill with drop in cartridge. Safety lock feature ensures refill fits securely in applicator. Protective tip cover locks into place during use. Photo-safe, acid-free. Refillable. 1/3 x 472.