Men's SPRING STEP Sullivan Hiking Boots Spring Step Men Style: SULLIVAN Hiker-inspired boot featuring a mixed-use of textiles, decorative outside zipper, and solid hardware on our Relife OUTSOLE. Upper: Synthetic, Textile Lining: Textile Insole: Synthetic, Textile Outsole: TPR Closure: Lace-up, Zipper Heel Height: 1 1/2"" Platform Height: 1"" Shaft Height: 4 3/4"" Circumference: 8 1/2""-12 1/2"" Features: - Adjustable, Comfort, Padded Insole, Premium, Removable Insole, Shock absorbent Outsole, Vegan Friendly, Water Resistant