If anything is missing, please do not return the product to the store. E-mail parts1@badgerbasket.com for assistance. STEP 1: See PICTURE 1. Remove the SHEET and MATTRESS (D, E) from the TOTE BED (A). Remove the inner fabric liner from inside the TOTE BED (A) by separating the hook and loop tape around the top, inner edge. Insert the FOUR RIB SUPPORTS (B) into the vertical pockets on the inside of the TOTE BED (A). There is one at the head, one at the foot, and one on either side. Replace the f