Set of 2 Silicone Snaps Securely in Place Silicone Set of two, each one measures 14 1/4" L. Protection hands from accidental burns, please still use oven mitt for extra precaution. Set of 2 Silicone Snaps Securely in Place. Snap on to the front of your oven rack for easy installation and removal. Heat-resistant up to 446F.