The Stubby AIO Reservoir kit is a fantastic accessory that allows you to change the look of your device. This kit includes six reservoirs in six different colors, giving you plenty of options to choose from. The reservoirs are made from high-quality materials and have a sleek and stylish appearance. They are designed specifically for use with the Stubby AIO and are compatible with the Stubby RDTA. The reservoirs have a convenient top-fill design, with a silicon bung that makes it easy to refill your device. They have a leak-proof design to ensure that your e-liquid stays where it belongs. Whether you want to switch things up with a new color or just need to replace your existing reservoir, the Stubby AIO Reservoir kit is a great choice.