Sport water bottles without any BPA. They are safe and easy to use with one clcick open system and bright colors. TRITAN -PREMIUM QUALITY CONSTRUCTION-Alpintec premium water bottles are made from durable, eco-friendly, safe and strong materials.-Alpintec premium water bottles are made from durable, eco-friendly, safe and strong materials.-Alpintec premium water bottles are made from durable, eco-friendly, safe and strong materials.- AlpinTec premium water bottles are suitable for both hot and cold liquids. The temperature range is -10 to 96 degrees, so whether you like ice water or hot tea, Alpintec water bottles are the bottles for you.- Our bottles are washed by hand but the wide opening makes cleaning process very easy.