DisneyKids Umbrella and Slicker, Frozen Elsa and Anna Toddler and Little Girl Rain Wear Set, for Ages 4-7

How do you use the size chart? Is a 6/7 a large?

Will a 6 fit a 8yrold wearing g 12-14

Does it have pockets?

Please contact me. My items got sent back to you as undeliverable and a refund would be disbursed upon you receiving it. Who do I contact