Protective steel toecap and stainless steel anti-penetration midsole. Buffalo black full grain leather FORCE10 scuff cap that is almost impossible to wear through. FORCE10 solid nitrile rubber outsole constructed for extreme durability. No. 8 YKK quick release extreme side zip. Manufactured to exceed EN ISO 20345:2011 S3 HI CI HRO SRC. The Rock Fall Shale high leg safety boots with lace up and side zip fastening. Highly robust cold insulating boots developed with specialist durability materials including FORCE10 components, IMPACT SHIELD for protection when digging and a TPU ankle guard. Water repellent full grain black leather with no. 8 YKK side zip. Protective steel toecap and composite anti-penetration flexi-midsole. Moisture wicking breathable mesh fabric lining. FORCE10 scuff cap and solid nitrile rubber outsole - tested to extraordinary abrasion, heat and cold performance levels. Anti-fatigue EVA footbed with IMPACT SHIELD shock reducing internal digging plate.