Phthalate-free strong hold suction cup activates with a push of a lever Drainage slots allow for quick drying Removable holder comes off suction base to make more room inside your kitchen sink while washing large items Dishwasher safe The OXO Better : For more than 25 years, we’ve made tools that delight and exceed expectations. If you’re not satisfied with your purchase, we want to hear about it. We’ll replace it or refund you, because we’re here to make it better – . For best results, use in stainless steel sinks. Not recommended for use with textured or porous surfaces including some stone, acrylic or metal