Features:Made of high quality PVC materials, it has sturdy construction, anti-corrosion and durable to use.Provide a steady stream of chlorine into your pool or spa.Flow regulating design, you can adjust the opening size according actual situation of pool.Has two sizes for your choice, meet your need.Great for holding or dispensing chemical tablets in small pools, spas, hot tubs, waterfalls and fountains.Specification:Condition: Brand New Material: PVCColor: Blue + White Type: S, M (Optional)SizeTotal Height(Approx.)Bottom Diameter(Approx.)Top Diameter(Approx)Weight(Approx.)S 118 mm / 4.65 inch47 mm / 1.85 inch120 mm / 4.72 inch86gM 165 mm / 6.50 inch80 mm / 3.15 inch170 mm / 6.69 inch 230gPackage Included:1 x Floating Chlorine DispenserNote:Please allow slight deviation for the color and measurement. Thanks for your understanding..Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.