With the changing of the seasons, one could wax poetic about the philosophical implications of rebirth and nature's majestic glory. We prefer to think of it as the perfect time to stock up on spring essentials and do some long-awaited damage to the good old credit card. We've already thrown out some suggestions to the fairer sex, but now we have some bright ideas for the men folk. From classic kicks to serious shades, we've got the ultimate Checklist of simple must-haves for the dapper gent who wants to keep his cool as the mercury begins to rise. After all, wearing less means you have to make every piece count. Mission accomplished.