keller 2019 Model: Orson Gender: Unisex Frame:

Model: Orson Gender: Unisex Frame: Cellulose acetate Lenses: Policarbonate Type: Blue lightHerling packaging

Model: Supernova Gender: Unisex Frame: Cellulose acetate Lenses: Polycarbonate Type: UV400 ProtectionPackaging: Rigid box

Model: Reflectron

Genere: Unisex

Maniglia superiore

keller 2019 Model: Orson Gender: Unisex Frame:Keller sunglasses are made of added polycarbonate. Polycarbonate (PC) is a material with very high mechanical strength but with limited dynamic strength. This is why our glasses are produced by adding a percentage of ABS to the virgin PC granule, a polymer with elastic fibers that incredibly increases its resistance to twisting and bending. The lenses, also in PC, guarantee original ultraviolet protection and maximum impact resistance. The result is a