CLUTTERED CABINETS? ADJUSTABLE SHELF/RISERS instantly maximize space! Unique design lets you customize the height of each shelf in 1/4" increments from 5-1/4" to 7-1/2" for the perfect fit. Non-slip feet hold unit securely in place. Each shelf holds up to 30 lbs. Perfect for kitchens or bathrooms. Each is 7-1/2" D; choice of 13" or 17" W. Wipe-clean ABS plastic/steel.