It all starts with this well-designed product that meets all toy safety standards, each character is carefully crafted from non-toxic, eco-friendly EVA foam material with a full rubber magnet backing. No loose or exposed magnet bits make this a very safe toy and far better than cheap plastic or lead-painted wooden letter sets. Magnetic are lightweight which makes it easy for your child to play. The magnetic kits are strong enough for kids to withstand mishandling. So, you don't have to keep your eyes on the baby when he or she is having fun.