The SM product developed by Japan A-ONE, one of the ELOCK heavy flavor series, is made of high-quality nylon material as a whole. It is as strong and powerful as the shoulder strap of the backpack for climbing. The joint is made of stainless steel. It is made to make the process more arbitrary. The hand buckle and foot buckle can also be used separately and independently. With the Velcro function, you can freely adjust the tightness and avoid injury due to excessive exercise. You can also make the whole set of ELOCK like the picture below. Put it under the mattress, you can fasten the girl's entire big font on the bed, do whatever you want!
-Made of strong nylon material
-Freely adjust the tightness
-The grip position is made of Velcro and soft materials
-Hand buckle and foot buckle can be used independently