2.12 In diameter. 2% Salicylic Acid. Acne treatment. Cooling sensation. No. 1 Pharmacist recommended brand. Oxy Chill Factor Pads provide a unique cooling sensation with the power of menthol. The patented formula delivers cool acne medicine deep into the pores where pimples start. Experience the cool sensation and immediate results as it instantly starts to unclog pores by removing dirt and oil, providing long-lasting protection against pimples.