Usn nutrition are forever adding to their range and now theyrsquove brought out a shaker which is perfect for any gym goerr usn nutrition shaker features a screw top lid allowing it to stay very tight without any leaking at all it comes with a pop of top for easy access and conveniencer usn nutrition shaker also features a mesh mixer inside rather than a wire ball as you shake the mesh top will help keep your protein shake clump freer usn nutrition mega shaker is easy to clean too take