This insert seat is specially designed for infant/toddlers who often tend to slump or hang crooked in the bucket. With this seat insert, children can still see forward and have proper support for their head and back. The seat insert attaches to the trailer with the existing straps and can be used universally. It is equipped with carrying strap loops and a 3-point harness. Specifications: Color: black Material: polyester, mesh Dimensions: 45 x 27 cm (H x W) Weight: 550 grams Maximum load: 15 kg Maximum height of child: 78 cm Age: 0-9 months Water-repellent: yes but not waterproof Not suitable for in the car or as a child carrier seat.