Footwear: Non Scuffing footwear. Boat shoes, Teva-type sandals or tennis shoes. To see if it scuffs if you take it off and slide an edge of the sole on paper.
Clothing: Foul weather/Rain gear, fleece jacket, windbreaker and a sweater layer is good, during summer rain gear is usually not needed but do bring layers.
Personal: Food, Drinks, Sunglasses with safety string and side protection, sunscreen (SPF 30 or higher),and a cell phone or camera.