OptiLube Tubes sterile lubricating gel is produced for use during the insertion of various medical devices for procedures such as urethral catheterisation, endoscopy, gynaecological examination and cystoscopy. They are available in a variety of sizes ensuring you have full choice when selecting which one suits your needs. The gel is water soluble and pH balanced and has a viscosity of 13000-18000 cP and also contains glycerin. Moreover, it is suitable for those who are sensitive to latex because the jelly is latex free. The tube is designed to eliminate any sharp edges and the flip cap certifies easy dispensing and application, plus, it is easy to store and space saving.