This kitchen sink is constructed with premium 304 stainless steel, which is highly resistant to corrosion and dents. The gently sloping bottom of the gutters and wrinkled grooves allow for good drainage. Extra thick sound guard undercoating to minimize noise and reduce condensation of this kitchen sink, protects the cabinet from damp, mildew and deformation. ✔304 stainless steel material, brushed surface treatment, anti-scratch and anti-oil, durable ✔The bottom of the sink is equipped with a stainless-steel bottom grid to protect the bottom from scratches and collisions ✔Undercounter installation sink edge hidden in the bottom of the table, the countertop is easy to clean, more beautiful visual ✔The sink is surrounded by acoustic cushions to muffle sound and reduce noise, making the sink quieter when in use ✔Scientific X-shaped guide line, effective drainage, to avoid water accumulation inside the sink ✔10R inner corner, beautiful and practical, no residue left