Boogie Block mineral sunscreen stick provides broad spectrum SPF 50 to help prevent sunburn and protect sensitive skin from harmful UVA and UVB rays. Our easy rub-in, zinc-based formula is safe for baby, made with 100% naturally derived ingredients and is gentle on sensitive skin, dermatologist tested, hypoallergenic and vegan. This naturally-derived sunscreen for babies is reef safe and water resistant for up to 80 minutes. Boogie Block comes in a convenient stick format so that you can quickly apply it with an easy, no-mess swipe.