3 IN 1 COMBINATED LEAK-PROOF LIDS: We designed the lid of the water cup to be versatile, one lip meet all your need! It can be a flip-up straw lid to enjoy cold beverages, also an easy-twist spout lid to drink sip hot drinks and what even a portable handle lid for ice or fruit drinks. No need to replace the bottle lid.
SAFETY & DURABLE: Our water flask main crafted from premium food-grade 304 stainless steel, and the lid is made of food-grade silicone and PP material. More safer to use, which is also extreme durable and rust-free. Its powder coating finish provides enhanced grip, while the wide-mouth opening facilitates effortless ice filling and swift cleaning.
4 SIZES TO CHOOSE: ROCKBROS water tumbler cups come in four size18 oz, 22 oz, 32 oz and 40 oz sizes and two classic colors to choose-black and white, free to choose the bottle according to your actual need!
NOTE: The 21 Oz size fits in standard water bottle cage, not to use aluminum holder to prevent scratching.
MULTIPLE APPLICATION: The metal water bottle is a great choice for your indoor workout and outdoor excursions. Carry it with ease or attach it to a backpack with the built-in handle. The large capacity makes it perfect for hikes, bike rides, camping trips, hunting or the gym.


