Men's Shoes
Blackrock S3 Carson Composite Safety Trainers, Water Resistant Lightweight Safety Shoes, Mens and Womens, Work and Utility Footwear, Composite Toe Cap, Canvas Nubuck, Wide Fit - Size 11
BUILT TO WORK: Composite non-metallic toe cap protects against impact from falling objects and against compression, giving 200 Joules of protection - equivalent to dropping 20kg from a height of 1m or a weight of 1.5 tonnes resting on the toe area...
https://www.bizrate.co.uk/mensshoes/blackrock-s3-carson-composite-safety-oid9397869582.html