Hydraflow made their favorite 34-oz. Hydraflow Hybrid Bottle set (which has over 700 5-star reviews!) even better by adding removable silicone boots. Includes two bottles, two sipper lids, two chug lids, two removable silicone boots, four straws and one straw cleaner brush. The Hydraflow Hybrid is the perfect bottle to have with you from day to night, keeping your beverage cold for up to 24 hours. To make drinking your cold beverage even easier for you, there's a flip straw that pops up with a touch of a button and a chug lid with an easy turn for freeflow drinking. The soft, flexible handle makes it convenient to carry around wherever the day takes you. Leak-proof, dishwasher safe, sweatproof, and BPA-free. Reasonable offers accepted. Bundle up for extra discount and save on shipping