ro•sham•bo Ludicrous Speed Sports Wrap sunglasses combined with a custom prescription lens insert. Each order includes your choice of frame color and polarized mirrored lens, with single vision lenses assembled in insert, plus case & free shipping! Our Youth size Sports Wrap are intended for kids ages 5-15 years, depending on your child's head size. The flexible, bendable and virtually unbreakable material of our frames give lots of room to grow! View our size chart. NOTE: Please allow 2-3 weeks for processing time of the specialty insert. You'll need a copy of your most recent prescription, as well as your pupillary distance (PD) since they are both required to create your perfect pair.