Cold brew bag made of biodegradable non-woven fabric, does not affect the flavor, providing a smooth taste. Suitable for both hot and cold brewing coffee. Well-constructed with a 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, whether coarse, medium, or fine. 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. Helps reduce mess and sediment, making cold brew preparation simple and clean. No coffee grounds in your drink—enjoy a clear, smooth homemade cold brew. Versatile use: ideal for coffee, loose leaf tea, herbs, spices, lavender, potpourri, powders, seasonings, hot pot, stewing, foot baths, and bamboo charcoal. Color: white Material: non-woven fabric Size: 10 x 15 cm Package Contents: 100 x Coffee filter bags Note: Light and screen display differences may cause slight color variation between image and actual item. Measurement may vary by +/- 1-3 cm.