OPROshieldTM stands for revolutionary self-fitting mouthguards developed and produced in the UK. Constant innovation ensures this product remains at the forefront of its field. Designed by Dr. Anthony Lovat, the founder of the company, OPROshieldTM is the world's largest manufacturer of custom mouthguards, supplying the entire Guinness Premiership and the England, Scotland and Wales Rugby teams. Other clients include the England and Great British Hockey Association, the English Lacrosse Association and the Amateur Boxing Association of England. Since 2009 OPROshieldTM products are available in other European countries. All OPROshield models introduce the patented OPROfinTM retention system which gives the OPROshield the best fit of any self-fit mouthguard in the world. The highly technological cross-sectional profile present in all models maximum protection against front and concussive blows whilst keeping the palate clear for improved breathing and speech.