Northwave Active Scuba Shoecovers - Black100% neoprene for great water and wind resistant wear Taped to keep the water out KPU reinforcements along the sole combine maximum abrasion resistance and flexibility for a more durable high comfort design Reflective reversed YKK zip with camlock puller enhances visibility Zip garage keeps water out Velcro adjustment under the sole Rear loop for easier slip on wear Easy to clean coated interior 21 cm height Made in China