This EVA bath book set features a built-in airbag BB for interactive squeaking fun, making bath time an engaging sensory and educational experience for babies. The soft, waterproof, and durable material is safe for little hands, while the cross-border hot-selling design promotes early learning through play. Ideal for wholesale, this ⁦13.5x14.5cm⁩ set offers high appeal for parents seeking developmental bath toys.