Expedition Sensitive Spray contains the active ingredient Saltidin which is proven to repel mosquitoes, midges, horseflies, sand flies, gnats and ticks. The 20% Saltidin based formulation offers medium-high level protection against biting insects for up to 8 hours, and is more suited for sensitive skin than DEET-based repellents.Product Features•Contains Saltidin - medium-high level protection•DEET-free formula offers up to 8 hours protection•Durable aluminium bottle with pump-spray top•Suitable for children over 2 years•The repellent will last 24 months from when it is first opened