Twin Captain Bed with Bookcase, Storage and Trundle Unit Actual product weights may vary based on the thickness of wood used. With any wood products, expect some deformities and knots that come natural. Constructed of solid pine for strength and durability All bunk beds and beds are tested by Federal Safety Standards which require 400 pounds to be placed in the top bunk, on top of the mattress foundation. &nbsp;The weight of the upper and lower beds should not exceed 250 people pounds. Please be aware that actual colors may vary from those on your screen. Made in USA