PREMIUM MATERIALS: Made from high-quality materials, this replacement shaving head is functional, efficient, and easy to use. WIDE COMPATIBILITY: Compatible with models PT710, PT715, PT720, PT721, PT722, PT724, PT725, PT726, PT727, PT728, PT730, PT731, PT732, PT734, PT735, PT736, PT737, PT739, PT786, PT810, PT815, PT860, PT866, PT868, PT880, AT810, AT811, AT814, AT891, AT893, AT910, AT911, AT750, AT751, AT752, AT753, AT754, AT757, AT758, AT798, AT926. INSTRUCTIONS FOR USE: Replace shaving heads every 18 months. Easy to install. Clean the shaver before installation. PERFECT PERFORMANCE: Replacing the shaving heads provides a 25% more efficient shave. Clean the product regularly for optimal performance. REPLACEMENT SHAVING HEADS: Restore your shaver’s performance and achieve a closer shave. Durable and easy to clean: The shaving head is made of high-quality ABS and stainless steel, including a practical cleaning brush. RAZOR HEAD SIZE: Approximately 60 x 50 x 30 mm (2.36 x 1.97 x 1.18 inches). PACKAGE INCLUDES: 1 x Replacement Shaving Head