Comfort Lining Thermoplastic Denture Adhesive EX Just imagine a denture adhesive that will last up to one week with just one application! Comfort Lining is a thermoplastic denture adhesive that heats up in hot water for five minutes for the thermoplastic to become pliable enough to adhere to your dentures for a secure comfort fit. A alternative product to the discontinued product called Cushion Grip thermoplastic denture adhesive. WWW.COMFORTLINING