SKIN-FRIENDLY MATERIAL: Made with high-quality PC and TPU material, adjustable guard is not only durable and reliable but also gentle on the skin. Enjoy a hassle-free and comfortable trimming experience every time. TAKE THE WHEEL AND TRIM: Upgraded guide combs feature a precise scale division for more accurate trimming, allowing you to achieve the exact beard length you desire. Smooth rotation ensures easy adjustment, so you can spend less time on your daily facial trim. UPGRADE YOUR TRIMMER WITH EASE: Transform your beard trimmer or multigroomer into a versatile tool with the adjustable guard. Customize your trimming length with ease and enjoy a stylish and personalized grooming experience. EXTREME COMPATIBILITY: Compatible with Multigroomer Series 3000 (MG3740, MG3750, MG3760, MG3910), Series 5000 (MG5700, MG5720, MG5730, MG5750, MG5760, MG5900, MG5910) , Series 7000 (MG7750, MG7770, MG7790), Series 9000 (MG9510), as well as Beard Trimmer Series 3000 (BT3210), Series 5000 (BT5511), Series 1000 (BT1216). Upgrade your trimmer with ease and enjoy more flexible length options for all your styling needs. 11 LENGTHS OPTIONAL: Get the precise length you want with 11-in-1 adjustable guard, which offers 11 different lengths ranging from 1.0mm to 3.0mm in accurate increments. Hurry up and ditch the individual guards in your bathroom!.