Cold brew bag made of biodegradable non-woven fabric, does not affect flavor, providing a smooth taste. Suitable for both hot and cold brewing coffee. Well-constructed with seamless bottom and reinforced double stitching on both sides, designed to withstand agitation, shaking, or boiling. Fine mesh allows water to fully penetrate coffee grounds, compatible with coarse, medium, or fine grinds. Measures 4 x 6 inches (10 x 15 cm), holds enough coffee for one cup, fits standard 32-ounce Mason jar. Drawstring closure with cotton cord for easy use and secure sealing. Mess-free and residue-free brewing. Eliminates cleanup hassle. Ideal for making clean, smooth cold brew coffee at home. Versatile use: suitable for coffee, loose leaf tea, herbs, spices, lavender, potpourri, powders, seasonings, soups, stews, foot baths, and bamboo charcoal. Color: white Material: non-woven fabric Size: 10 x 15 cm Package Contents: 100 x Coffee filter bags Note: Product only includes items listed above. Other accessories not included. Note: Lighting and monitor settings may cause slight color variations between image and actual item. Measurement tolerance: +/- 1-3 cm.