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Make your backpack lighter!
- Reduce the pressure on the shoulders, knees, back, hips and waist by absorbing the vibration and bounce of the backpack.
- Suitable for backpack straps with a width of 2-2.5 cm and a thickness of 1-1.5 mm.
- Professional test certification.
- Small and lightweight, weighing only 25g.
- Black color
- 2 pieces of protective silicon are included to prevent Airbird from getting into the gap when expanding and prevent from being caught in the skin when retracting.
- Suitable for baby carrier and children's backpack.