uxcell Round Pad Audio Amplifier Feet Stand 20 Pcs 4.5mm Hole Dia 30mmx8.5mm Product Name : Feet Pad Stand;Shape : Round Hole Diameter : 4.5mm/ 0.18";Each Overall Size : 30 x 8.5mm/ 1.1" x 0.33" (D*T) Material : Plastic, Foam,Aluminum Alloy;Color : Color Black,Silver Tone : Black,Silver Tone;Weight : 38g Package Content : 20 x Feet Pads Stands