Shield your feet with Aluminized Acrysil leg protectors, guarding against sparks. Featuring a secure hook and loop closure, these 10" long guards are designed to fit comfortably over work boots, with an extra 2" for wider calves. Aluminized Acrysil Provide foot and leg protection from sparks Hook and loop closure Fits over work boot 10" Long 2" Wider Calf