A 50N EN ISO approved floatation jacket with high quality materials and a supreme fit. Waterproof, several pockets, high visibility properties, air vents under the arms, and new softer and better reflective strips.Features:Buoyancy 50 Newton:- The buoyancy of a lifejacket is measured in the Newton unit. A lifejacket must have sufficient buoyancy to keep the user´s airways above the surface. The vests are divided into different classes depending on the amount of buoyancy, though the actual Newton´s number may vary depending on the size of the vest.High visibility:- Approved according to the EN ISO 15027 standard for thermal protection.Whistle included:- Product equipped with whistle approved to EN ISO 12401.