Silicone Lasso cockring with rose gold crown slider ring. More is possible. Bolo is a collection of men's erection enhancement devices. Extremely easy to put on and take off just like a lasso. Adjustable to all sizes. Open fully by adjusting the slider down. There are multiple ways to position. Tighten lasso snugly up. The cord is made from high quality silicone and the bead is made from durable materials. Made in the USA.