Babyjem crawling cylinder helps strengthen your baby's neck, arms, and chest muscles with its cylinder form, at the same time supporting to development of fine motor skills and moving abilities during the crawling period. The teether and baby-safe mirror hung on the Babyjem crawling cylinder allow your baby, to discover his/her 6 senses in a fun way. Babyjem crawling cylinder will also be the teether friend of your baby when your baby is in the teething period. , , The cover, made of soft fabrics of different textures, can be removed from its zipper and washed in the washing machine