What it is: A set of four 4inch foodgrade silicone coasters with a matching holder. Flexible, durable, and heat resistant, they protect surfaces from hot or cold drinks while adding a practical, lowkey glow in the dark. Key benefits Protects surfaces: Prevents heat marks, water rings, and scratches on tables, counters, and outdoor furniture. Works for hot and cold drinks: Heat resistant from 40°F to 480°F, suitable for coffee, tea, soda, cocktails, and iced beverages. Easy to use and store: Flexible coasters stack neatly in the included holder for compact storage and quick access. Lowmaintenance: Wipe, rinse, or place in the dishwasher—cleaning is fast and simple. Subtle glow feature: Coasters absorb natural light and emit a soft green glow in the dark, making them easy to find after sunset. They do not glow unless charged by light. Product details Material: Foodgrade silicone — safe for contact with beverage containers, flexible and longlasting. Size: 4inch diameter, compatible with most cups, mugs, tumblers, and drinking glasses. Temperature range: 40°F to 480°F (suitable for both cold and hot drinkware). Includes: Four coasters plus a compact holder for storage and organization. Finish: Smooth, easytoclean surface; stackable design saves space. How it solves common problems Stops condensation and spills from damaging wood, glass, or metal surfaces. Keeps hot mugs from leaving heat marks without transferring heat to the coaster. Makes glasses easy to locate in dim lighting without relying on external light sources. Saves kitchen and bar space with a dedicated holder that prevents losing individual coasters. Practical use scenarios At home: Place under morning coffee mugs, evening wine glasses, or iced drinks on coffee tables and bedside tables to protect surfaces and keep drinkware accessible in low light. Outdoor gatherings: Use on patio tables, picnic benches, and poolside—lightweight and stackable for transport, with a glow feature that helps guests find their drinks after dark. Parties and events: Set on serving stations, bars, or dining tables to prevent messes and add a subtle functional accent that helps guests locate cups in dimly lit spaces. Care and tips Clean with a damp cloth or rinse under warm water. Safe for dishwasher cleaning. To activate the glow, expose coasters to natural or artificial light for a period; they will emit green light in the dark only after absorbing light. Stack coasters in the holder when not in use to keep them organized and protected. Compatibility and performance Diameter: 4 inches — fits most standard mugs, cups, and glasses. Durable silicone construction provides slip resistance and resilience against daily use. Heatresistant across a wide range of temperatures, suitable for both cold and hot beverages. What you get A practical, foodgrade silicone coaster set with holder that protects surfaces, is easy to clean and store, and includes a lightabsorbing glow feature for lowlight convenience.