The Stiff One (stiff won)n.1. The insulated cooler that will not 'go soft' with its molded bottom. 2. Boasts the 'staying power' to see any party through to the bitter end. 3. Withstands any uneven surface to preserve party 'liquidity'. 4. Even as the party progresses, no 'seal will be broken' as its heat-sealed liner prevents leaks.