Contains lemon eucalyptus oil. DEET free. Repels mosquitoes for up to 6 hours. You can use Coleman Botanicals insect repellent with confidence knowing it will not harm your fishing line, camping gear, watch crystals or tackle box. Apply repellent and get your adventure started. The active ingredient in Coleman Botanicals is oil of lemon eucalyptus; which is derived from the leaves of the Lemon Eucalyptus tree. Notice: Buyer assumes all responsibility for safety and use not in accordance with directions.