DESIGNED - for 21b replacement head omentum is Stainless steel mesh designed fits your skin ly, Fit for replacement heads series 3 for 21b shavers head Follows the of your face allowing you to effectively and comfortably trim and shave all areas of your face. COMPATIBLE MODES:The 21B Series 3 replacement shaver head Fit for all s3 shavers 300s 301s 310s 320s 330s 340s 360s 380s 3010s 3020s 3030 3040s 3050 3090s, 350cc 370 390cc 3050 3090cc, etc. HIGH PERFORMANCE:Multi-use environment(wet & dry). Floating blade mesh ly fits the body skin for a comfortable and confident shaving experience. Runs efficiently, sparing every inch of the skin. REGULAR REPLACEMENT:Fit For 21b shaver replacement head, Every 6 Months for Best Results.for 21b replacement foil and cutter get's your shaver back to performance and a closer shave. Colour:Black Material:Metal Package Contents: 2 x Replacement Shaver Head 2 x Cleaning Brush 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.