Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,137 pages of information and 233,680 images on early companies, their products and the people who designed and built them.
In the UK and other European countries i.e. the Republic of Ireland Sure is the name of a brand of antiperspirant deodorant for men and women produced by Unilever, marketed with the tagline "It Won't Let You Down". 
Sure has been in use by millions of men and women for 40 years, and is the world's best selling product designed to protect against odour and wetness.