OXO 1256400 Good Grips Tub Stopper for $7.99. Shipping is free on orders over $25. If needed, use this Filler Tool to pad the order to qualify for free shipping. Here is a screenshot for your reference. This tub stopper features suction cup that secures the stopper to the tub floor, and stainless steel and silicon construction that forms a water-tight seal over the drain for filling a bathtub with water.