Available with powerful rechargeable technology, Marvel is easy to use, quick to charge and offers a full day of hearing including streaming. Combining world’s first technological innovations and child-specific designs to support children of all ages. The key to children’s development Close relationships are essential for children’s social, emotional and cognitive development1. Sky Marvel enables children to build strong bonds by offering clear rich sound and access to more words and conversations every day. Mix & Match Colors Sky Marvel is available in a variety of colors ranging from fun and vibrant to discreet skin-tone shades. Children can choose a combination of colors that truly matches their personality, giving them confidence to embrace and enjoy wearing their hearing aids.