Cotton: Absorbent, lightweight, and cheap.
Rayon: Much more absorbent than cotton and lint-free.
Poly-cotton Blend: Blend of different yarn types to obtain maximum performance.
Microfiber: Most absorbent, plus attracts/removes grease and dirt from surface.
Cut End: Most basic and inexpensive (cheap to replace after each use). Will leave behind lint and cannot be laundered.
Looped End: Increased coverage and absorbency. Can be laundered and reused.
Headband: Hold yarns in place and provide area for handle to grip and hold the mop head. Come in variety of widths.
Tailband: Allows for better control and wider path.
Flat Mop: Larger surface area for better coverage.
Small: holds 6-10 ounces of liquid
Medium: holds 16-20 ounces of liquid
Large: holds 28-32 ounces of liquid
Size required depends on application, size of wringer, and size of person using it.