Wide compatibility: The double shoulder straps and webbing straps fit securely over most machines and are compatible with string trimmers, multihead systems, blowers, and similar equipment. Durable and comfortable materials: Trimmer shoulder pads and weed whacker straps are made of cloth, a soft, safe, breathable material with a long service life. The two straps are carefully designed to balance weight distribution across the shoulders, and once attached to the trimmer they stay firmly in place until you release them, providing reliable support for gardening tasks. Easy, adjustable sizing: Backpack trimmer shoulder straps are easily adjustable and suitable for people of different sizes, offering a comfortable fit for both men and women. The weed whacker straps can be stretched, and the axle clamp length can be increased, making them suitable for most users and a wide variety of trimmer models. Secure attachment and weight distribution: Double nylon shoulder straps connect to garden power tools such as trimmers, lawn mowers, and brush cutters. They effectively distribute the weight of the equipment, making longduration gardening work more manageable. The two different straps are particularly suitable for tasks requiring extended operation. Use scenarios: Prolonged trimming and edging with string trimmers or multihead systems in large yards. Landscaping tasks that involve switching between tools like trimmers, mowers, and brush cutters for extended periods. Allday outdoor maintenance with trimmers and blowers, reducing shoulder strain and improving comfort.