| Dimensions | Scope of application |
| 106*39.5*0.8 | MAX:BY5352F |
| 96.5*41*0.8 | MAX:BY350F、BY350E、BY352E、BY351E、 |
| 97*50*0.8 | 1、MAX:BY433F、BY434E、BY436E、BY437E。 2、Classic Series：BY433、BY434。 3、BY431i、BY432E、BY433E、BY434E、 |
| 100.5*48*0.8 | Classic Series：BY436E |
| 103*54*0.8 | MAX Series:BY500E、BY501E |
| 104*56*0.8 | BY435T、BY502T |
| 47.5*103.5*0.8 | Classic Series：BY350F、BY350E |
| 105*92.5*1.0 | Classic Series：BY801i、BY801T |
| 71.5*105.4*1.0 | Classic Series：BY501i、BY601i，BY501T、BY601T、BY501F |
| 89.5*114.5*1.0 | MAX series small window hat |
| 93.5*112.5*1.0 | Classic Series：ALOE、CENTAURY、PLUM |
| 97.5*114*1.0 | Classic Series：JASMINE |
| 97.5*119*1.0 | Classic Series：GANDOR(Double external adjustment) |
| 120.9*137.7*1.0 | Classic Series：TIGER、LEOPARD、VIOLET |
Products Meets Ce, Ansi, Csa, As/Nzs, Rohs, Noish & Gb,Bimfa, Sgs Standards, Company Located In Taizhou, China, 200km Near Ningbo Port, 3hours By Train To Shanghai. Warmly Welcome To Work With Us.
