Libera Vision with no obstacles.Single-lens mask with ample field of vision and undeniably Italian design. Skirt in soft liquid silicone, hypoallergenic and adaptable to different types of faces. Ergonomic buckles for quick adjustment of the multistripe strap in silicone. Frame: polycarbonate Skirt: high-quality liquid silicone Strap: silicone Lenses: tempered glass. Packaging: rigid transparent box included