Avanti Fluid Push And Sip Lid - 350ml/500ml - Stainless Steel/Pp

The Avanti Fluid Bottle Stopper has been specifically designed to fit the Avanti Fluid Bottles. Great for travelling, driving, exercising and other outdoor activities it has never been easier to keep hydrated. Easy to use, press the leak proof opening button inwards to release and again to close between uses. A convenient and practical must have accessory!