THERMONATOR 30 oz Tumbler Handle - Fits Yeti, RTIC, SIC, and other stainless steel insulated cups with ease- Non-slip, universal, comfort grip- Guaranteed for Life! (Handle Only) A SIMPLER WAY TO SIP Our handle converts classic tumblers into insulated tumblers with handles DURABLE CONSTRUCTION Our plastic tumbler handle is durably crafted to stand the test of time PERFECTLY SIZED Our tumbler handle fits standard 30-ounce tumbler mugs (NOT Mossy Oak) and is easy to slip on and off UNIVERSAL DESIGN You can use our handle as a Yeti mug handle, with Thermonator mugs and similarly sized mugs from other brands (RTIC, Boss, Ozark, Simple Modern, Grid Gear, Eskimo, Beast, Kryo, etc.) SATISFACTION GUARANTEED We stand behind the quality of handle for tumbler mugs 100 percent and back it up with a limited lifetime guarantee.