Insulation time: 12 hrs Hot | 24 hrs ColdnnnnThe Wood Collection is designed to achieve the perfect combination of environmental protection and aesthetics: drawing inspiration from the natural beauty of wood, Clima Bottle Alpine Wood is embellished with an elegant, smooth woodgrain finish adding a natural vibe and some rustic charm to every outfit.nnClima Bottle keeps your drinks cold for 24 hours and hot for 12. Sweat-free and perfect size for your comfortable daily hydration.