Note: The color of the product we ship is the color in the first picture, and the specification and quantity are shipped according to the quantity and specification described in the title. If you need to change the color or style, you need to contact us within 12 hours after placing the order. Our product description: Feature: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.It is perfect for covering screws or other threaded4.Simply slide over the threaded end of the screw or bolt.5.Protection against shocks and the added value to the appearance of the product.6.Functions as a Thread Protector, Mask (for painting), Insulator, Decorator, Seal or to Color Code.Specification:Product material: Rubber Brand name: BQLZRColor: BlackApplication: hardware accessoriesSize:23 x 12mm or 0.91 x 0.47Inch(L x Dia)Weight: 75gPacakge Include:50 x Hose End Cap Thread Protector Cover Note: Because the model and display effect of the monitor may be different, there may be slight differences in color, and the size is manually measured, there may be an error of 1-2cm, please understand.