Unlimited jump time includes one free 90-minute jump ticket every day plus free unlimited 30-minute add-on tickets during Open Jump Hours. Unlimited Membership requires a membership agreement with recurring billing is subject to the terms of the agreement. A limited number of Unlimited Memberships are offered. Sky Zone South Plainfield may stop offering this promotion without notice. Free Open Jump, Add-on, and Toddler Time tickets for Unlimited Members are walk-in only, on a first-come first-served basis, and cannot be reserved in advance or online and are subject to availability and park capacity. See membership agreement for full details. Membership agreements must be completed in person at Sky Zone South Plainfield.