Sump is all acrylic, with beveled flush mount lid over sock chamber. Fired edges for a smooth round finish. Sock chamber holds 4” Filter sock. Floating center return section gives it a unique design. 10gallon-75gallon Ask any questions in PM Local Pickup in Central Florida area. Not sure what shipping would be but if you’re willing to pay shipping, I’ll get a quote. Sump has never seen water other than to test it. I can also include a clear lid to cover the entire sump if you want.