Wheels - 72mm 80a - Most suitable for outdoor use and with a smaller diameter these wheels are more than appropriate for the change in scale of skate shoe to get the enjoyment you want. Cuff -Junior Stability - Designed with the leeway and flexibilty any young beginner skater will require while learning. Frame - Merlin Composite - A smaller version of the composite frames used for those associated with the more advanced skates. Bearings - ABEC 3 - These bearings are all you need to get what you want out of a beginners skate. One important fact is that the lower the ABEC number the longer the bearings are likely to last.