SAFE FOR CHILDREN 6 AND UP : Girls 6 and up will have a blast applying these pretty looks to their big-girl nails! The press on fingernails is designed for children made of quality material which can last weeks durable and breathable non-toxic and will not harm your nails or body|EASY TO APPLY : Our 48 Pcs press-on nails are Pre-Glued have adhesive backing so applying them is super easy.