adidas by Stella McCartney - Gym Sack Backpack HR4269. Color Semi Flash Green/Black/Black. Low Stock. On sale for $76.31. MSRP $130.00.. 3 left in stockBrand Nameadidas by Stella McCartneyProduct NameGym Sack Backpack HR4269ColorSemi Flash Green/Black/BlackPrice$76.31MSRP: $130.00Rating