Yes. A MAXIMUM SIZE of 8 x 10 inches will be permitted. Medical bags & diaper bags will be allowed and will be checked prior to entry. All other bags such as messenger bags, larger totes, back packs, duffle bags, etc. will NOT be permitted. Please note that Helium Balloons are NOT permitted in the Arena or Exhibit Hall.
https://www.dcucenter.com/visitor-information/policies/