The cushion can be fixed with double straps to increase the height for best seating position, more comfortable for baby to get things and food on table. Features: Comfortable Booster Cushion: Chair booster cushion pad, not easy to be out of shape, baby can have more comfortable seating. Adjustable & Detachable: Designed with dual adjustable straps for double fixing, adjustable to fit different chair. Breathable & Washable: Outside is durable & breathable fabric, inside is high density sponge to keep it in shape. Portable Application: The cushion only weighs 450g, lightweight for portable use for both indoor and travel camping. Wide Compatibility: The cushion size is about 32 x 32 x 8cm, widely applicable for chair compatibility. Specifications: Brand: Insular, Model: SU1013, Material: Cloth, inside high density sponge, Color: Rolling Horse / Blooming / Unicorn / Rainbow Unicorn / Geometry / Magic Academy(Optional), Dimension: 32 x 32 x 8cm / 12.60 x 12.60 x 3.15in, Net Weight: 450g / 15.87oz, Package Size: 32.5 x 32.5 x 8.5cm / 12.79 x 12.79 x 3.35in, Package Weight: 455g / 16.05oz Packing List: 1 x Chair Booster