The Scent Thief Combo Pack includes a 12 oz field spray and a 32 oz field spray refill, ensuring you&';re well-equipped for extended outings. Scent Thief&';s unique formula is designed to shut down an animal&';s sense of smell, removing the threat of human odor detection. Safe for use on skin and clothing and environmentally friendly, this combo pack allows hunters to stay concealed by the wind.