Be invisible in the woods to the deer and the bugs with Zone Realtree Unscented Insect Repellent Picaridin is derived from the black pepper plant so it has natural origins. However, it is a synthetic ingredient which is great because the EPA must approve and register the product for efficacy (how well it works) and safety. Zone Realtree Hunter?s Formula is unscented and the picaridin-based insect repellents provide long lasting protection (12-hrs) against mosquitoes and ticks. Zone Realtree insect repellents repel biting flies, gnats, chiggers and no-seeums. Unscented and hypoallergenic Zone Realtree picaridin-based insect repellents are not oily, greasy, sticky or smelly. They will not stain clothing or damage plastics or gear. Be the true invisible hunter and enjoy your time in the woods with Zone Realtree unscented insect repellents. Save money with the money saving refill bottles made with 25% recycled plastic. Additional Details ------------------------------ Product description: Be invisible in the woods to the deer and the bugs with Zone Realtree Unscented Insect Repellent Picaridin is derived from the black pepper plant so it has natural origins. However, it is a synthetic ingredient which is great because the EPA must approve and register the product for efficacy (how well it works) and safety. Zone Realtree Hunter?s Formula is unscented and the picaridin-based insect repellents provide long lasting protection (12-hrs) against mosquitoes and ticks. Zone Realtree insect repellents repel biting flies, gnats, chiggers and no-seeums. Unscented and hypoallergenic Zone Realtree picaridin-based insect repellents are not oily, greasy, sticky or smelly. They will not stain clothing or damage plastics or gear. Be the true invisible hunter and enjoy your time in the woods with Zone Realtree unscented insect repellents. Save money with the money saving refill bottles made with 25% recycled plastic.