New collection of liquid sensory bottles absolutely irresistible for their shine, captivating and relaxing effect. 4 bottles of calm declined in 4 colors made with small circles of various sizes and various types of glitter, both biodegradable. They are very pretty bottles that will undoubtedly capture the attention of small babies, children without or with special needs such as autistic disorder or attention disorder. Even the older ones will be fascinated by the peculiar beauty of these 4 models. Why buy a sensory bottle for your baby or small children? - to stimulate your senses: sight, hearing, touch. Even in its active oral exploration phase of the first months, the sensory bottle offers advantages due to its totally safe shape and textures (PET plastic without BPA and phthalates. Organic bamboo wooden stopper). - Allows you to exercise global and fine motor skills, eye/hand coordination and the cause/effect relationship. - Allows you to work on attention and observation skills - It is a fantastic tool for emotional self-regulation and helping little ones calm down when they get stressed. Inspired by the Montessori philosophy, Maternzen lovingly conceives and creates high-quality sensory bottles designed for all types of needs. 2 types of bottles: with aluminum cap and bamboo cap that includes an additional safety cap. Plugs sealed with solvent-free hot glue. In accordance with CE standards and labeling on artisanal items regarding instructions for use, safety and materials used. Delivered with a complete sheet on instructions for use, safety and contact with my company. Always use under adult supervision.