Delta Plus Jumper3 S1P SRC Safety Work Boots A high-cut S1P SRC safety boot with a stainless steel toe cap and anti-perforation insert, built for demanding site work. The pigmented leather Croupon upper and dual-density PU outsole are designed to handle everyday wear on construction, utility and warehouse sites. Key features Stainless steel toe cap and anti-perforation insert Dual-density PU outsole for grip and stability High-cut design with padded collar for ankle support Breathable mesh polyamide lining and EVA/polyester insole Shock-absorbing heel to reduce joint strain Ladder-friendly sole design Removable insock for easy cleaning Where it is used Construction and groundworks Utilities and site engineering Warehousing and distribution General industrial and maintenance work Available in UK sizes 3 to 12. Specification Shoe type High-cut boot Upper Pigmented leather (Croupon) Toe cap Stainless steel Anti-perforation insert Stainless steel Outsole Dual-density PU, oil and fuel resistant Lining Breathable mesh polyamide Insole Removable EVA/polyester Standard S1P FO A E SR (EN ISO 20345) Weight (per shoe) 598g Sizes UK 3-12 Brand Delta Plus