3M SPF 50 Ultrathon Sunscreen Stick
Here's what other sites are saying:
Use the 3M Ultrathon(TM) SPF 50 sunscreen stick for quick applications while you're hiking and traveling. Broad-spectrum sunscreen protects against sunburn with high UVB protection and protects against the effects of aging and skin damage with high UVA protection. 3M Ultrathon(TM) sunscreen stick is water resistant for up to 40 min.