The Vintage Shaker Bottle from Everlast a metallic spring that allows you to mix your supplement to perfection. It holds up to 20 oz. and features a flip top lid and grooves on the side of the bottle so you can grip it easily when hiking, camping or trail running. Integrated grip grooves . Metal spring shaker . Screw top . Flip top lid . BPA-free. DEHP-free . Capacity: 2.5 L - (153 cu. in.). Weight: 6 oz. Imported.