Designed to fit into the bottle neck of all Muc-Off Bike Cleaner and Drivetrain Cleaner bottles for easy refilling Perfect for refilling Muc-Off Bottle For Life Collapsible fold up design makes it portable and easy to store Flexible construction Easy to clean and dishwasher safe Made from durable, food-grade silicone that’s non-toxic Working temperature range of -40 °C to 200 °C Silicone is highly durable and more ocean friendly than plastic Collapsible design means lower CO2 footprint in shippingcompared to a regular plastic funnel Size expanded: 106 x 43mm Size collapsed: 25 x 43mm 
