★ WECK Silicone Airtight Lids, 3 pieces, Silicone Caps ★ Diameter: 10.3 x H1.15 cm ★ Material: Silicone ★ Heat resistance: 230 degrees Celsius. Dishwasher and microwave safe. When using in the microwave, slightly offset the lid and do not seal completely. ★ Genuine product, clear ★ Brand new, unused ★ Slight color variations (yellowish) due to the manufacturing process, excess material on the folded-over part of the underside. Bubbles, black/brown specks, and initial scratches may be present. These are not defects. ★ Price is not negotiable. If you want to add more, it's 358 yen per lid. S and M sizes are also available, thank you.