Liner is a simpler model with full frame that provides good protection and good visibility.The frame is ventilated to minimize fog and condensation. This is a model with single lens in unbreakable X-PC that has 100% UV protection. An affordable choice if you are interested in alpine skiing and freeriding.Lens Features:- Liner´s lens is made of unbreakable polycarbonate and has 100% UV protection.Material:- Two layers of foam make Liner comfortable on the face.Adjustability:- The liner has an adjustable strap that you stretch over the helmet.Technical Features:CE Standard:- All Bliz Active products are CE-marked which means that we follow the basic health- and safety demands which can be found in the EU- Directives. You can find this manual in the product box.100% UV-Protection:- Bliz Active Eyewear protect your eyes efficiently against harmful UVA and UVB-rays.Unbreakable Polycarbonate Lens:- The lenses are made of Unbreakable Polycarbonate which are 10 times more impact resistant than plastic or glass lenses and offers the highest degree of protection.Single Lens:- This goggle has a single lensVentilated frame:- Ventilated frame to avoid the lens from fogging up.2 Layer Foam:- 2 layer foam for a comfortable fit.