Gabbiano Expandable 360 Set - 3 Piece 100% POLYCARBONATE WITH REINFORCED CORNERS 29 Spinner 29 x 21 x 12.55 Weight 11.7 lbs 25 Spinner 25 x 17 x 11.25 Weight 9.2 lbs 21 Spinner 21 x 15 x 9 Weight 7.1 lbs ULTRA SMOOTH SPINNER WHEELS