Timberland PRO® Authorized ResellerThe primary materials that compose this product contain a minimum of 20 percent recycled content.Your everyday companion for work and more! The Timberland PRO® Birchline Chelsea Composite Safety Toe Static Dissipative Work Boots deliver superior comfort, durability and performance. Featuring an ankle-high silhouette, the pull-on footwear has leather upper construction and stacked heels for added stability.Fabric lining.Cushioned polyurethane footbed with Anti-Fatigue Technology® that features shock-absorbing, geometrical technology that returns energy back to the foot to deliver all-day support and comfort.SD10: Protects against hazards related to excessively low footwear resistance and meets SD10 static-dissipative ASTM F2412⋅18a, ASTM F2413-18 and ASTM F2892-18 safety standards.ReBOTL™ Material: Products with ReBOTL material contain at least 50% recycled PET (recycled polyethylene terephthalate, the stuff plastic bottles are made of) except trace materials.Front and back extended pull tabs for easy wear.Composite safety toe: Lightweight, non-metallic, asymmetrical-shaped toe cap that meets US and Canadian safety standards including ASTM F2412-18a and ASTM F2413-18 I and C impact and compression safety standards and CAN/CSA-Z195-14 Grade 1.Timberland PRO Rubber outsole offers enhanced slip, oil and abrasion resistance.Imported.Product measurements were taken using size 7, width C - Medium. Please note that measurements may vary by size.Measurements: Weight: 1 lb 3.8 oz Circumference: 9 1⁄4 in Shaft: 6 in SKU 9968014