1:For maximum shaving performance, it is recommended to replace your shaving head once every 12 months. 2:Made of high quality materials for durability 3:Delicate and exquisite, highly match the equipment. 4:Easy to install and remove 5:Compact and portable: being so mini and light-weight, this product does not take much space and can be easily taken away. Applicable Model: S1121 S1131 S1332 S1133S1211 S1231 S1232 S1334 S1015 S1111 Colour:Black Material:plastic+metal Package Contents: 1 x Replacement Shaver Head Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!