Practical Design: This 6-inch net pot lid is fits good on standard 3.5 and 5 gallon buckets.Also fit for 5 gallon bucket and home buckets. The diameter wide Lip is 12.4Inch. Construction: Made from high-quality, long-lasting plastic material to withstand harsh growing conditions.Keep Out Algae - This DWC bucket lid is black plastic keeps light and algae out. The black opaque plastic keep light out thus preventing algae from growing in your growing chamber. Allows for bigger, healthier and easier to clean Perfect for aquaponics and hydroponic garden of orchids, , peppers and herbs etc. Wide Lip design, more area to grab and transport plants or quickly lift & view . Easier to clean, un-. Color:Black Material:plastic Package Contents: 5 * Wide Lip Bucket Basket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.