JCB Workwear Spark Trainers S3 SRC {ALL COLOURS SIZES} Size:5 air bubble sole for additional air bubble sole for additional comfort• Upper • New dual flow cartridges and filters allow for easier breathing• Protects against particulates with nuisance level organic vapour acid gas relief• Protection against ozone up to 10 x Workplace Exposure Limit• Quick JCB Workwear Spark Trainers S3 SRC {ALL SIZES} • Metal free black and grey safety trainer• Nylon mesh upper with TPU toe overlay• Padded tongue and collar• Five eyelet fasten• Antistatic• Composite toecap and midsole• PU foam high comfort full length footbed• Pull on loop at heel• Fuel and oil resistant outsole• SRC slip resistant• EN ISO 20345:2011 S3 SRC