"I'm not going on a boring adventure!" Senpai Designs is dedicated to creating a high-quality product that offers amazing functionality. Take this on your adventures as you grow in strength to go super and surpass your limits. This shaker bottle can be used for all your nutrient needs and power ups. This shaker bottle comes in Black with a black shaker ball. Fun simple, subtle design to have in the gym. This product is BPA - Free plastic with a screw on lid that has a flip cap. The screw on the lid matches the bottle color. Control your pride and grow in strength when you drink from this shaker bottle. Feel like you can conquer the oceans and become the pirate king when you drink from this bottle. “No matter how hard or impossible it is, never lose sight of your goal.”