Our Black Glass Lazy Susan is a unique, beautiful, piece of cuninary art! Each Glass Lazy Susan is meticulously crafted, 1/2" thick, with a diamond cut 1" beveled edge. We add the best engineered bearing in the world to insure a smooth, quiet operation. Our bearing has silicon spacers between each individual ball bearing so the ball bearing do not touch one another, and when Silicon Oil is added, the spinning operation is serenely quiet and the Black tempered glass is beautiful. Our bearing is not attached to the Glass, industrial silicon fasteners are positioned on the top and bottom of the bearing to insure a solid Lazy Susan foundation to where the Glass will not move on the bearing. In additon, the Glass can be easily cleaned and the bearing Silicon Oil lubricated by lifting the Glass straight up off the bearing. The Bearing and Glass Top are shipped separately for damage protection, you will receive two packages for your order. Our Glass Lazy Susan is a masterpiece fashion serveware addition to any discriminating home. Made in the USA by Veterans in the artisan state of Pennsylvania, our motto is "If we don't make it, we don't sell it.