Pro-Ties provide a safer, faster way to sort and keep instrument set-ups together - through scrubbing, pre-soak, ultrasonic cleaning, sterilization & delivery. They prolong instrument life by eliminating tangled piles of loose instruments and constant wear between mirrors and tips. Reduces the risk of stick injury. Durable silicone construction withstands repeat cycles in all sterilizers up to 400?F. Compatible with all existing sterilizer systems, bags and wraps. 4" long. Six ties of one color per box.