'The Original Speed Strainer Lid'&reg; Set Of 4 Lids (Wide Mouth) Grow sprouts in a mason jar Strainer lids that easily fit standard canning jars. Available in wide and regular mouth sizes. Rust resistant stainless steel and durable BPA free plastic and dishwasher safe (top rack). Manufctured in the USA One piece construction for easy use and cleaning. Manufactured in Oregon USA Set of 4 lids new flower design