Escape the city and take to the trails in the vegan-friendly Merrell® All Out Blaze Aero Sport hiking shoe! Breathable mesh and durable synthetic upper materials. 100% vegan-friendly construction. Merrell Omni-Fit™ lacing system allows for a snug, glove-like fit. Bellows tongue helps keep debris out. Molded TPU heel counter adds stability by locking the foot into place. Contoured tongue and lightly padded collar for next-to-skin comfort. Breathable mesh lining features M Select™ FRESH technology to help prevent odors. Foam insole. UniFly™ midsole connects your foot with the trail, and provides cushioning for underfoot protection from the terrain. TC5+ Vibram® outsole. 5 mm lug depth. Imported. Measurements: Weight: 9 oz Product measurements were taken using size 7.5, width M. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.