E-Z UP Recreational Sidewall Royal Blu eFits Angle Leg 12' Instant Shelter. Enhance your shelter with E-Z UP Sidewalls. Attach one sidewall for extra sun shade and wind block or create a fully enclosed shelter with four sidewalls. The Quick Attachment Truss Clips make securing your Sidewall to your shelter fast and E-Z. Each Sidewall comes with its own convenient storage bag. Sidewall Only. Shelter Sold Separately Feature NEW Truss Clips for Quick Attachment and Stylized Reinforcements Includes Protective Carry Bag Fits the Vista 12' Model Only Sidewall Meets CPAI-84 and NFPA-701 Fire Resistant Requirements & Provides UV Protection.