Packing List
But while you are at YC:
-Bible,
-Journal (everyone needs a journal in my opinion)
-Clean Underwear
-Clean Socks
-Refillable Water Bottle
-Change of other clothes
-Tooth brush
-Tooth paste
-Bedding is provided
-Bring a towel or two
-Deodorant
-Shampoo
-Sun Screen (you can burn easier up in the mountains)
-Sunglasses
-Warm clothing for in the evening
-Active clothes for dodgeball and volleyball tournament
-Good walking shoes