Fits the bottom of virtually all factory vehicle cup holders.,Includes: two (2) large coasters measuring 3 7/16 in diameter and two (2) small coasters measuring 3 1/8 in diameter.,Each support a 5/8 in. high flared sidewall.,Proudly designed/engineered and manufactured in the USA.,Four (4) coasters per pack.,Removable washable and dishwasher safe.,Deep cup shape with added sidewall protection catches and holds spills/condensation/crumbs and other messes!,Eliminates rattling.