The clip is made of aluminum alloy, the bottle and towel carrier is made of silicone, which are very sturdy, can carry heavy water bottles, soda or other narrow neck bottles, it is a good tool to make your hands free to do other things. Convenient design for daily use. This is good water bottle holder for walking, climbing, travel, hiking, outing, fishing, walking or other outdoor activities, it is small and practical for daily use.
