Keep gravel, snow, sand and debris out of your shoes and away from your booties with the frogg toggs Sand and Gravel Guards, which feature a tapered fit with a 7" height and adjustable hook-and-loop connections. One size fits most. The frogg toggs Sand and Gravel Guards are made of 3 mm neoprene and feature a tapered fit with a 7" height.Specifications and Features: waterproof Made in the USA or Imported Keeps gravel, snow, sand and debris out of your shoes and away from booties 3mm neoprene construction with adjustable hook and loop connection Tapered fit with 7 inch height One size fits all Color: Black