This plastic toy set includes a track and 9 cute ducklings, designed with LED lights and upbeat music. Safe and smooth round edges, easy to install and carry. Promotes baby's development, visual perception and hand-eye coordination. Battery not included. Features 1. Toy set: get a stairs climbing toy comes with 9 pieces of cute little ducks. This ducks climb stairs toy with musical effects can promote baby's development, fun songs and upbeat music can develop baby's visual perception. 2. Safety material: this race track is made of plastic material, safe to use and reliable, all parts of the toy are round and smooth, without sharp edges, which can protect children well when in use. 3. Easy to install and carry: this roller coaster toy is small and easy to disassemble; After disassembly, it can be carried almost anywhere, such as taken indoors, to the garden, to the beach and to the queue, then you can assemble in order, children can start to play. 4. Funny design: the toys set is equipped with flashing LED lights, the toy has a fun sound track and upbeat music (with an on/off button), when you start, the toys set will climb the stair with the music, and then slide down the slide. 5. Practical toys: this climb stairs toy with musical effects can promote baby's development, fun songs and upbeat music can develop baby's visual perception, help them identify colors, and help young children develop hand-eye coordination. Specification Material: Plastic Color: Blue Size: 24 x 27 x 14 cm Weight: 280 g Battery: 2 AA Battery(Not Include) Package Include: 1 Track 9 Duck