This fits your?. Make sure this fitsby entering your model number. The handle is made of durable plastic material, provides a perfect stability and an extra grip for your tumbler. This 30 oz tumbler handle nor fit new rtic tumbler but can perfect fits below brand cup, YETI Rambler Tumbler, Rtic, Ozark Trail, Kodiak, SIC, Boss. The ergonomic design enables a relaxed grip from every angle. Most tumbler handles stretch out with use, these anti-slip rings will maintain their shape. Allows you to keep a firm grip on your tumbler without straining or cramping.