Smartshake slim neon shaker series offer a range of vibrant shaker cups featuring a slim design with added grip making this great to use during training and workout sessionsr smartshake slim neon shaker cups are highly durable perfect for everyday use they are made from bpa free plastic they are suitable to be stored in the freezer and are microwave and dishwasher safer smartshake slim neon shakers have a capacity of up to 500ml 17oz perfect for mixing and holding your favourite sports