5-Bottle Essential Oil Carrying Case is just perfect for the purse, cosmetics case or jacket pocket. Designed to hold 5ml (1/6 oz), 10ml (1/3 oz), or 15ml (1/2 oz) round bottles up to 1 3/16" diameter. Will also hold 10ml (1/3 oz) essential oil roll-on bottles up to 3 3/8" tall. This versatile travel case measures just 8 inches wide x 1 inch deep.