Secure nonslip grip: Textured silicone patterns give a firm, confident hold on 20 oz and 30 oz tumblers, reducing accidental slips and making singlehanded use easier during travel or workouts. Broad compatibility: Designed for most 20/30 ounce insulated mugs and tumblers, this holder provides a universal carrying solution for a wide range of cup shapes and sizes. Heatresistant, foodgrade silicone: Made from foodgrade silicone that tolerates temperatures and provides thermal insulation, so you can hold hot drinks comfortably without heat transferring to your palms. Flexible yet durable construction: Soft, flexible silicone maintains its shape through repeated use. The material resists deformation and delivers longlasting performance for everyday beverage use. Comfortable, practical design: The holder improves grip and stability without adding bulk, making it easy to carry beverages on commutes, in the gym, or around the office. Use scenarios: Commuting: Carry a hot coffee or iced tea on public transit with a secure grip that minimizes spills and protects your hands from heat. Outdoor activities: Attach to your tumbler for hiking or walking so you can hold drinks comfortably and safely on uneven terrain. Office or gym: Move between desk, meeting room, or workout area with better control over your drink and less risk of accidental drops. Key attributes at a glance: Function: Nonslip, heatinsulating grip for singlehanded use Compatibility: Fits most 20 oz and 30 oz insulated mugs and tumblers Material: Foodgrade, heatresistant silicone Performance: Flexible, shaperetaining, longlasting durability