[Product Compatibility]: Our SH30 replacement heads can be perfectly fit for shaver series 3000, PT724/41, PT729/41, S738/17, S738/82, S1150/81, S1160/81, S1570, S1560/81, S3310/81, S3310/86, S3560/81, S3560/86[Comfortable Close Touch]: SH30 mens electric shaving replacement head blade have an ultra-thin head, with a slot for shaving long beards, and a hole for shaving the shortest stubble. that there is no residue after shaving. The comfortcut blade system with rounded profile heads slides smoothly across your skin while protecting it from nicks and cuts.[High Precision Cutting System]: Series 3000 replacement head blades for sShaver has precision cutting system. 360 degrees without dead ends. Gently remove your beard, painless and cleaner, the round head design perfectly protects your skin from scratches.[Easy to Install]: Easy to and replace a new head- just two minutes. After installation, put a drop of oil on each nozzle and run for 10 seconds to get the best experience. Its recommended that you replace the shaving head every 12 months to get the max shave performance.Colour:silverMaterial:Stainless steelPackage Contents:3 * shaver blade1 * clean brushOnly 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.