H.A. Kidd sewing notions How to sew the easiest outdoor placemats and coasters ever [free tutorial] by Jean Boyd June 30, 2023 by Jean Boyd June 30, 2023 HeatnBond Iron-On Vinyl and Odif Odicoat Gel Coating are both great for making waterproof placemats and coasters perfect for outdoor use. Free tutorial FacebookTwitterPinterestLinkedinRedditWhatsappTelegramEmail