The Armstrong is worn widely in industry applications and by local councils as the boots remain comfortable after many hours wear. The upper is crafted using full grain leather:This is water and abrasion resistant. It has a padded collar and tongue for comfort. Steel toe cap and midsole give you safety protection. The Patented Clima Cork Footbed system helps draw moisture away from the feet - keeping you feet warm and dry. The dual density PU sole unit is shock absorbing, antistatic and wears very well. The combination of the sole comfort and the Clima Cork insole make these super comfortable boots. Certified to EN ISO 201345 S3 with an SRC - slip resistant sole. ST578