Bones Wheels - SPF Pool & The Gang - 81B Size:54mm using post-consumer plastic bottles) offers

using post-consumer plastic bottles) offers both durability and freedom of movement

robust trekking trousers with great ventilation in G-1000 for year-round trekking

With color-coded clips and poles that snap together

The handle converts to padded backpack straps for easy hauling

fully recycled Base Camp material

Bones Wheels - SPF Pool & The Gang - 81B Size:54mm using post-consumer plastic bottles) offersSkatepark Formula (SPF) is very high quality urethane specifically formulated to resist flatspotting on slick or smooth surfaces while maintaining a higher rebound for a quicker response and a faster roll. Skatepark Formula has a high resistance to abrasion while not compromising hardness and slide ability. Simply put Skatepark Formula wheels grip better on slick surfaces, are almost impossible to flatspot, and are the fastest, longest lasting wheel