About this item Amazing Birthday Party Idea: Give your girl the on-trend group celebration a day at the spa or use the vast assortment of gifts as party favor. Kids Skills Develop: The nail art kit helps young girls develop fine-motor, visual, and self-actualization skills – all while having a blast and expressing their creativity! Nail gems come in variety of colours Safe for children ages 3 and up Non-toxic and water-based (no toluene or acetates) and releases no chemical fumes