• Airtight Leak Proof Lid: our plastic water bottles are easy to drink with the easy to open flip top cap; Air tight and leak proof lid can prevent leaks and dust, so that you can carry with bag and keep your bag dry and clean
• Reliable and Safe Material: water bottles in bulk are made of quality and safe plastic materials, not easy to break and fade, suitable for high temperature and cold drinks; It's recommended to use at a scale of temperature between -20 degrees Celsius and 120 degrees Celsius
• Measuring Scale Marker: clear plastic bottles with measuring scale straps allow seeing contents level, which can help you to know how much water you have to meet your body's daily needs; Easy flow spout design are great for water or other beverage for adults
• One Handed Operation: with a capacity of 17 oz, water drinking bottles measure about 7.8 inches/ 20 cm in height, 2.7 inches/ 7 cm in width; Lightweight material makes them portable and good grip for adults to use, and the flip top cover is convenient to open
• Sport Drink Bottles: our sports water bulk are quite ideal for sports, exercise, workout, and other indoor outdoor activities, making them a warm and thoughtful gifts for friends, family members, students and colleagues who love fitness