This top quality vacuum flask would bring a smile to any shooters face. The 500ml flask is made to look like a shotgun cartridge, it’s made from 18-8 grade stainless steel which is powder coated for anti glare finish. The flask contains NO glass so is unbreakable. The flask holds 500ml which is a little less than a pint or roughly two standard mugs of tea or coffee. The measurements of the flask are 26cm tall and 6.5 cm in diameter. The top part of the cartridge the gold part unscrews and acts as a cup while the seal of the flask is a simple press to open press to close mechanism. A great one man flask, suitable for game or clay shooters, keeps cold drinks cold in the summer and hot drinks hot in the winter so can be used all year round.