Circle Coaster, made in the UK with 100% recycled plastic, and an antimicrobial additive. This additive has as its main ingredient, ionic silver which is well known for its natural sterilising properties. With this additive, the spread of bacteria and germs on the surface of the recycled plastic material is reduced by 98%. 90mm square coaster digitally printed in full colour on one side only. Available in 8 standard colours, or custom coloured Pantone matching at additional cost.