Welcome to our store, we hope you can like our goods, if you have any problem, please contact us, thank you. <p>features: made from food grade silicone rubberthis gasket fits for nutri bulletplease try soaking in hot water if the gasket seems too tight at first. Like any replacement parts for nutribullet, wash with soap and water before using. Stretch gasket before installing to ensure optimal fit. Specifications: shape: o shapedcolor: gray, whitewatt: 900w, 600wmaterial: silicone rubbersize: 90 x 90 x 6mm(900w)Â  Â  Â  Â  Â  Â  Â  Â  93 x 93 x 5(600w)package include: 1 x replacement gaskets seal ring</p>