The 24 oz BlenderBottle Strada Stainless Steel push-button insulated shaker provides sleek style and ultimate ease. The bottle’s spill-proof locking lid opens and closes with the touch of a button. A flexible, ergonomic carry loop provides a comfortable hold. Double-wall insulated stainless steel keeps drinks cold for up to 24 hours. This bottle has our popular sugar skull design laser-etched into the exterior of the bottle. A blender ball is included with your purchase.