Polident Max Hold+Seal Denture Fixative 40g. Polident Hold & Seal Adhesive is designed to help block out irritating food particles while providing a firm, long-lasting hold. The precision nozzle with a finer tip enables exactly the right amount of product to be applied around the edge of your denture forming an all-round seal. The benefits of Polident’s Hold + Seal Denture Adhesive mean that you don’t have to let your dentures decide what you eat. Helping to keep your dentures comfortable and secure, the adhesive gives you the freedom to enjoy the foods you love whether you’re at home or dining out.