No. 0748-15 (1.5mm):
Discomfort due to contact of nose pads - Eliminate after mounting! Just paste it gently covers the part of the nose pad. Because you are using a flexible sponge, you can feel different soft feel just by pasting.
No. 0739-20 (2.0mm):
Discomfort due to contact of nose pads · Eliminate after mounting! Just paste it gently covers the part of the nose pad. Because it uses a flexible and super thick type sponge, it will ease impact and enhance safety and comfort during daily and sports.