Valid: Mon-Fri 10am-8pm, Sat 10am-7pm and Sun 11am-6pm. Perfect for: Anybody who wants to tighten that tummy in time for a party or special event! Tummy tightening session: Treat yourself to an ultrasound and radio frequency 'tummy tightening' session. Aims to: An effective, non-invasive procedure that aims to contour the body using sound waves. Professional feel: Performed by friendly, experienced professionals. Location: Based on Oxford Street. | 'Tummy Tightening' Treatment | Regional | Wowcher