The Lil Whizz pouch comes with a belt and is non-refillable. The Lil Whizz can be used only once, then it can be thrown away. The pouch contains 3oz of synthetic urine. It can be taken out of the box and used immediately. If you're looking for a refillable pouch, click here to view the Whizz Kit. Our urine contains ingredients like Uric Acid and Creatine that can be found in natural urine. It is also balanced for specific gravity and PH. And it smells. One organic heat pad is included in the Lil Whizz. This can be activated by shaking the lid after opening. A temperature strip attaches to your pouch, and a 100% cotton elastic belt can also be attached. The box also contains a set of instructions. Any gender can use the Lil Whizz. Shop Now: https://whizzinator.com/product/the-lil-whizz-kit/