The 6 pieces Blank Neoprene Collapsible Pint Glass Coolie in mixed colors by Coolie is an insulated beverage accessory perfect for both hot and cold drinks. Made of neoprene material, these collapsible coolies are designed to keep your beverages at the desired temperature while adding a fun colorful touch to your drinkware. Ideal for food and drink enthusiasts, especially those who enjoy a nice pint of beer, these coolies are a practical and stylish addition to your kitchen storage and organization. These can be used with a heatpress to customize.