These Pergola Base Trims add an extra touch of style and elegance to your pergola’s aesthetic. Fitted on the bottom of each 5 inch X 5 inch (12.7cm X 12.7cm) pergola post, they provide a classic stepped transition from post to ground (Pack of 4) Please Note: this accessory is now included with the following pergolas at no extra charge ($65.99 retail): 12X16 Valencia . Dimensions: 7.79″L x 7.79″ W x ” H (19.79cm L x 19.79cm W x cm H) Tools Required: N/A. Approx. Time Commitment: 1 person, 1 hour Number of Boxes: 1 Material: Crafted from durable BPA/phthalate-free vinyl. Package contains 4 collar trims & 4 base moldings Maintenance free: Easy to maintain and clean. Color: White 20-year warranty against material defects