1.2 Reusable Cotton Mop Head Replacements: Come with 2 mop heads, the string mops for floor cleaning can be better used for different functions and scenarios. The cotton string mop head is more absorbent than microfiber mop that is lightweight and holds the water well so it mops a good floor space to increase cleaning efficiency. With cotton threads, the commercial mops can get into corner easier to clean hard-to-reach space. 2.String Mops for Multifunctional Floor Cleaning: The versatile cotton string mops are perfect for commercial and home floor cleaning jobs which can be used to clean tile floor, marble floor, concrete floor, and wood floor. Use this heavy duty mop to clean all types of surface areas including garages, warehouses, super-markets, restaurants, hospitals and offices. 3.Premium and Looped-end Clamp Cotton Mop: The upgraded looped-end clamp is made of hard plastic which holds the mop head securely, tightened it up to hold the string mop head in place while mopping. Made of high-quality metal material, the mop handle is uneasy to break or get rusty which can maintain its useful life. 4.String Mops with 3 Adjustable Lengths: With 4 handle poles, the length of the heavy duty mop can be adjusted from 47.6''to 61.4'' that allows you to reach the cotton mop out further so you don't have to walk on the wet floor as much. Adjustable lengths suit for different heights to save the back and knees from bending and crouching. The long mop handle ensures ergonomic efficiency, saving time and effort on large surface areas.