To redeem this offer, show your card at Gravity Trampoline Parks, Xscape Milton Keynes. First hour can be booked online or at the venue, and the second free consecutive hour will be honoured at the venue, subject to availability. It is advisable to check availability for the second hour online before leaving. Not to be used in conjunction with any other offer or to purchase gift vouchers. Normal terms and conditions for Gravity Trampoline Parks apply.