Flared midsole Synthetic, suede and nylon upper featuring an exaggerated fang design inspired by the 320, 355 and Supercomp Oversized NB branding. Available sizes: 6 toddler,7 toddler.New Balance Shoes (Trainers) 323 Available in girl's sizes. by New Balance. New Balance are always coming up with new designs! As a brand that has a lot on its plate when it comes to trainers, it is taking advantage of this opportunity to bring together all the elements that have made it such a success. Do you dare try out this pair of trainers that defy the odds? A total must have!