1ADJUSTABLE SIZE: This lawn mower strap fits the body and can be easily adjusted to different sizes according to your height, suitable for all body types. 2HOLE DESIGN: The back hole design has good heat dissipation, comfortable and breathable, reduces the weight of the shoulders and back, flexible to use. 3POLYESTER FABRIC: The shoulder strap is made of soft polyester material, with strong toughness, wear resistant and tear resistant, has a long service life. 4GOOD COMPATIBILITY: Compatible with almost all sizes of petrol and electric trimmers, this double shoulder strap is compatible and covers a wide range. 5WITH BUCKLE: The strap is buckle design, convenient to wear on the body, with firm structure, and it is not easy to loosen or fall off during use.