I am listing this item because the size did not fit when I tried it on. This product does not require gel sheets or a spray bottle, and you can start training immediately after turning it on. It's also cost-effective and allows for quick training, so you can use it continuously without troublesome preparation!! The "Core Belt 2," equipped with SIXPAD's latest EMS technology, is a popular model that can simultaneously target the abdominal and lower back muscles. It efficiently trains muscles with electrical stimulation (EMS), allowing for本格的なエクササイズ (authentic exercise) at home. With a soft fit, it doesn't interfere with daily movements and efficiently supports core strengthening and shaping up. This is the perfect device for those seeking本格的な (authentic) EMS training at home or for those who find it difficult to go to the gym. With the officially recommended training modes and intensity adjustments, it caters to a wide range of users, from beginners to advanced users. L size - Model Name: Core Belt 2 Controller Set - Included items: As shown in the images. - Color: Black