Entry available online only. No purchase necessary. Contest open to residents of Canada who have reached the age of majority in their respective jurisdictions and who have existing internet access and a valid email account/address. Prize includes one of five (5) Loblaw gift cards. Approximate retail value of each prize is $5,000 (CDN). Some conditions apply. Winners must correctly answer a mathematical skill-testing question. Odds of winning are dependent on the amount of eligible entries received. Sponsor Gillette.