Asics Gel Katoomba model uses the midsole of the GEL Nimbus and then a totally new outsole for lateral movement. This new outsole also uses a stitched rubber toe to potect from toe drag. This shoe caters for the cross training consumer wanting a super cushioned neutral feel of the GEL Nimbus runner. High volume rearfoot and forefoot visible GEL, high grade upper materials with special new heel grip lining material. 80% running and 20% court.