28 contraceptive pills, in a white packing with with a storage case and an instruction manual. Collected by a major pill manufacturer for market research purposes. Each red tablet contains 0,05 mg aethinyloestradiol and 0,2 mg megestrolacetat. Each blue tablet contains 0,05 mg aethinyloestradiol and 1 mg megestrolacetat. The yellow tablets contain no active ingredient.