Mets having Cespedes shin guard day. Interesting?

What does one do with a shinguard?  I can wear a cap or a t-shirt or even have fun with JDH hair hats – but not sure what I would do with a shin guard.

Mets Police Morning Laziness: Why the eff are you trying to turn people on Cespedes?
Report: Former Mets SP Mike Pelfrey to retire from MLB