uxcell 100pcs Soldering Iron Replacement Sponges Cleaning Pads 50mmx35mm Country of Manufacture: CHINA; Material: Sponge Net Weight: 77g Package Content: 100(+/-2%) x Soldering Iron Sponges Main Color: Yellow Sponge Size: 50 x 35 x 2mm/2" x 1.4" x 0.08"(L*W)