No. 256 & 956:
Stop dripping off of glasses!
It is a seal type special silicone nose type adjusting material that is more strongly sticking with transparency and sticking with adhesive strength.
256 Size:
S / thickness 1.3 mm,
M / thickness 1.8 mm,
L / thickness 2.5 mm,
LL / 3.0 mm
956 Size:
M / thickness 1.8 mm,
L / thickness 2.5 mm,
LL / 3.0 mm
Material: Special silicone