1.Durable& Eco-Friendly Materials---The sink strainer holder which is made of ABS material adopts a triangular design to make itself more stable and durable for a long-lasting use;The elastic filter net is made of Eco-Friendly Biodegradable PLA Material that will disintegrate within 180 days, protecting the planet. You no longer need to manually clean the drain strainer, just lift the mesh bag gently and throw it away. 2.NO WASH: Just pour the kitchen waste into the net bag, and then put the disposable net bag in the trash can,that your sink countertop is tidy.. 3.SAVE SPACE: The triangular design saves the space at the corners of the sink while increasing the opening area. This sink storage holder make full use of the space on the corner of the sink, which is space-saving. 4.Easy to install: This triangle holder filter requires just simple installation, what you need to do is to dry the countertop, attach the tripod with double-sided tape, and tear off the protective film, then attach tri-holder to the sink, firmly press to fix the tripod, the sink rack will be finished easily WIDELY USE: This triangle tri-Holder corner sink is designed in a triangular shape to fit most shape sinks without taking up extra sink space. It can not only be used to filter leftovers, the residue of washing vegetables, tea scraps, but also can be used to place freshly washed vegetables and fruits after replacing a new sink strainer bag.