Features: 1. Food grade 66 Polyamide material, non-toxic, odourless, high intensity, good elasticity. 2. Heat-resistant, anti-corrosion, oil resistance, stable chemical properties. 3. Washable and re-useable. 4. Drawstring design, handy and easy to use. 5. Wide range of use, including containing hops to keep them separate from your beer whilst it ferments, jam and marmalade making, Kefir and fruit wine making etc. Specification: Condition:100% Brand New Material: Polyamide ( Food Grade ) Color: As Pictures Shown Size: 20*30cm/7.9*11.8in, 28*45cm/11*17.7in, 45*62cm/17.7*24.4in Weight: Approx.7g~29g/0.2oz~1oz Package list: 1 * Filter Bag Note: 1. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.