Blue is silicone material. Silicone material can withstand high and low temperature, stable chemical properties and no pollution, can be used in the pharmaceutical and food industries
Package: 2 in a pack Features of suction cup: wear-resistant, anti-aging, strong adsorptio Suction cup diameter: 20/25/35/50mm optional Reminder: ZP3P-20PTSF/ZP3P-25PTSF/ZP3P-35PTSF/ZP3P-50PTSF products only have suction cups, other products are suction cup + connector sets, please pay attention to the difference when purchasing