Oil resistantant, good for oild based and water based mud also SBM material:This is a product we developed ourselves after numerous rounds of research, Stable and reliable performance, excellent oil resistance, and superior weather resistance. shaker basket side 100mm OD,the other side 106 mm, thickness: 75mm suitable for 48X30, FLC2000 FLC500 series , HxPERPxOL,DPx26,DPx28,DPx16,DPx18 SHAKER and other brand of shakers which use the float mount . use the premium plastic ,proper hardness. long life and vibration transpertation.