Trolls World Tour Kids Trainer/Inline Skates Adjustable Size J6-J12 Ages 3-5 Germann and McQueen cross streets Skates have only been used a couple of times. The knee pads are new/ unused We had another set that we used…. The Playwheels Trolls World Tour Kids Trainer/Inline Skates are designed for children ages 3-5, offering an adjustable size range of J6-J12. These skates feature a fun Trolls World Tour model, perfect for young skaters who are fans of the popular animated movie. Made in China, these skates provide a comfortable and safe fit for kids, allowing them to enjoy outdoor sports and indoor skating while having a great time. Perfect for beginner skaters looking for a durable and adjustable option. The combo also comes with knee pads, suggested your child wears a helmet.