The Bones STF Party Pack V1 Assorted Wheels are specifically formulated for what you skate. The Party Pack Wheels are made with the Bones Street Tech Formula, giving you more slide-ability and way less flat spots. Made in the U.S. at the Bones factory in Santa Barbara, California, the Party Pack wheels are skater engineered and designed. Graphics at one side. Sizes available as seen below. Available in colorways as seen below. Wheels sold in set of four.