HEALTHY AND SAFE: the stainless steel protein shaker bottle is made of food grade 304 18/8 stainless steel, anti-rust, BPA Free to ensure your water drinking, eco-friendly. Frosted surface to keep away from condensation and easy to shake it without falling. Furthermore, the stainless steel water bottle is more durable compared with the plastic bottle.
TRANSPARENT MEASURING SCALE: specially patented transparent window design, which adopts tritan bpa free plastic, easy to track the water in the shaker bottle, direct way to get how much water for spoons of protein powder with your fitness instructor guidance. The clear looking window is our new design which impresses most sports enthusiasts for protein mixing, muscle powder mixing, medicine powder mixing, mixing coffee , tea, hot chocolate, milk, juice and other drinking shaking.
PORTABLE DESIGN: silicone loop in the top to make more comfortable and convenient to carry the shaking bottle around for gym, fitness, pool, picnic, hiking, mountaineering and outdoor activities.
SPILL FREE: double waterproof silicone in the top to ensure the shaker bottle leakproof anytime, silicone sealing in the spout to keep the top tight and sealed all the time, no worry to put the shaker bottle in the bag or backpack.
ANTI SLIP WIDE MOUTH: designed with concavity in the top to make the mixing bottle anti-slip, easy to open and easy to close tightly. Wide mouth to put the ice cubes in, cooling you for the whole day in the hot summer. Moreover, it is easy to wash the shaker bottle with your hand from the wide and big mouth.