New Balance Allsite Waterproof upper construction ensures protection across all outdoor conditions, constructed with the lightest weight materials, such as composite toe, Kevlar midsole and TPU eyelet minimising fatigue from even the longest day on-site while not compromising on safety.NB comfort insert, Acteva midsole and strong heel counter come together to provide comfort, stability and flexibility for the most active worker. Features: Kevlar anti-perforation midsole Slip resistant outsole Water Proof Composite toe Heel counter support Airport friendly Nb pu comfort insert Standards: AS 2210.3:2019 Class 1 S3 SRC, EN ISO 20345: 2011 Class 1 S3 SRC Sizes: US 7-12, 13, 14 (2E) New Balance Allsite Waterproof Boot Black US Sizing