Meet Weather Up Lotion. Our Frizz Negotiator. Curls are more susceptible to humidity due to their unique structure, but with this moisturizing lotion, humidity doesn't stand a chance! This lotion takes no prisoners delivering pillow-soft, defined curls while locking out humidity and defending against frizz and flyaways. Extra Moisture. Weather Up Lotion delivers the extra hydration that curls need to bind moisture in, and lock humidity out, creating beautifully defined, frizz-free curls.