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 for optimal performance. Easy to install. Clean the shaver before installation. PERFECT PERFORMANCE: New shaving heads provide a 25% more efficient shave. Regular cleaning ensures best results. REPLACEMENT SHAVING HEADS: Restore your shaver’s performance and achieve a closer shave. Durable and easy to clean, the 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