UPDATE: Might be for UK only, but it seems to be working for US.
HURRY FIRST 1,000 ONLY!
“Your chance to try a NEW NIVEA deodorant!
NIVEA are looking for 1,000 Cosmo readers who would love to try their new deodorant and let them know what they think. The first 1,000 readers to enter their details, will receive a deodorant to try. All you have to do is enjoy using the product for two weeks and then answer a short questionnaire and send back to us.”
*One testing criteria is you must be a female.