{"product_id":"products-red-wing-petroking-safety-boot-3221","title":"Red Wing PetroKing Safety Boot Pull-On Black S3S Composite Toe (3221)","description":"\u003ch2\u003eRed Wing PetroKing 11-Inch Black Pull-On Safety Boot (Style 3221)\u003c\/h2\u003e\n\u003cp\u003eThe Red Wing PetroKing safety boot is a premium S3S-rated composite toe pull-on work boot designed for oil, gas, and heavy industrial environments.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eRed Wing PetroKing 3221\u003c\/strong\u003e combines effortless slip-on entry with uncompromising industrial protection. Engineered specifically for workers in \u003cstrong\u003eoil, gas, petrochemical, and heavy industrial environments\u003c\/strong\u003e, this 11-inch pull-on safety boot delivers the full PetroKing protection package — ForceGuard™ puncture resistance, static dissipative (ESD) protection, and HRO heat resistant outsole — in a no-lace design built for fast on\/off in demanding site conditions.\u003c\/p\u003e\n\u003ch2\u003e✅ Safety Ratings \u0026amp; Certifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eCE EN ISO 20345\u003c\/strong\u003e certified\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eS3S\u003c\/strong\u003e — non-metallic toecap + composite midsole + waterproof + antistatic + energy absorbing heel + ankle protection\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eHRO\u003c\/strong\u003e — heat resistant outsole (up to 300°C contact)\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eSR\u003c\/strong\u003e — slip resistant (SRC rated)\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eESD\u003c\/strong\u003e — electrostatic discharge protection certified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e✅ Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003ePull-On Design\u003c\/strong\u003e — no laces, fast on\/off for demanding site environments and confined spaces\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eFull Grain Leather Upper\u003c\/strong\u003e — tough, durable, and built for the harshest industrial environments\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eNon-Metallic Safety Toe\u003c\/strong\u003e — 200 joule impact and 15kN compression protection, metal-free and airport-friendly\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eForceGuard™ Puncture-Resistant System\u003c\/strong\u003e — Red Wing’s advanced composite midsole for full underfoot protection\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eStatic Dissipative (ESD)\u003c\/strong\u003e — safe for use around sensitive electronic equipment\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eHRO Heat Resistant Outsole\u003c\/strong\u003e — withstands contact with surfaces up to 300°C\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eSRC Slip Resistant Outsole\u003c\/strong\u003e — best-in-class grip on wet and oily surfaces\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e11-Inch Shaft\u003c\/strong\u003e — maximum leg coverage and protection in the most demanding environments\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eWide Size Range\u003c\/strong\u003e — UK sizes 3–13\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho Is This Boot For?\u003c\/h2\u003e\n\u003cp\u003eThe PetroKing 3221 is built for \u003cstrong\u003eoil \u0026amp; gas workers, petrochemical operatives, refinery workers, pipeline workers, and heavy industrial workers\u003c\/strong\u003e who need the highest level of certified protection in a pull-on boot. The 11-inch shaft and no-lace design make it particularly suited to environments where speed of entry and maximum leg coverage are critical.\u003c\/p\u003e\n\u003ch2\u003eSpecification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpper:\u003c\/strong\u003e Full Grain Leather\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e 11-Inch Pull-On Safety Boot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFastening:\u003c\/strong\u003e Pull-On (No Lace)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eToe Cap:\u003c\/strong\u003e Non-Metallic (Composite)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMidsole:\u003c\/strong\u003e ForceGuard™ Composite (Puncture Resistant)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutsole:\u003c\/strong\u003e Slip \u0026amp; Heat Resistant (SRC \/ HRO)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e CE EN ISO 20345\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRating:\u003c\/strong\u003e S3S HRO SR ESD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal Free:\u003c\/strong\u003e Yes — 100% Non-Metallic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eESD:\u003c\/strong\u003e Yes — Static Dissipative\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle Number:\u003c\/strong\u003e 3221\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDoes IronStep offer free UK delivery?\u003c\/strong\u003e\u003cbr\u003eYes — free standard UK delivery on all orders over £50.\u003c\/p\u003e\n\u003cp\u003eBrowse our full range of \u003ca href=\"\/collections\/s3-safety-boots\" title=\"S3 safety boots\"\u003eS3 safety boots\u003c\/a\u003e and \u003ca href=\"\/collections\/waterproof-safety-boots\" title=\"waterproof safety boots\"\u003ewaterproof safety boots\u003c\/a\u003e for more work footwear options.\u003c\/p\u003e","brand":"Red Wing","offers":[{"title":"3","offer_id":57424461791580,"sku":"0903221-3","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"4","offer_id":57424461824348,"sku":"0903221-4","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"5","offer_id":57424461857116,"sku":"0903221-5","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"6","offer_id":57424461889884,"sku":"0903221-6","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"6.5","offer_id":57424461922652,"sku":"0903221-6.5","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"7","offer_id":57424461955420,"sku":"0903221-7","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"8","offer_id":57424461988188,"sku":"0903221-8","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"9","offer_id":57424462020956,"sku":"0903221-9","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"10","offer_id":57424462053724,"sku":"0903221-10","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"10.5","offer_id":57424462086492,"sku":"0903221-10.5","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"11","offer_id":57424462119260,"sku":"0903221-11","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"12","offer_id":57424462152028,"sku":"0903221-12","price":133.33,"currency_code":"GBP","in_stock":true},{"title":"13","offer_id":57424462184796,"sku":"0903221-13","price":133.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/4392\/7388\/files\/RW03221C_MUL_N3_0724.png?v=1777575072","url":"https:\/\/www.ironstep.co.uk\/products\/products-red-wing-petroking-safety-boot-3221","provider":"IronStep","version":"1.0","type":"link"}