Material:Glass Rubber&Bamboo.Color:Amber,Dark glass can effectively prevent ultraviolet damage to essential oils. | Package: 15ml x 10pcs; Capacity:15ml:2.9cm x 6.6cm/1.14inch x 2.59inch(diameter x height ) | These terrific little jars that are perfect for essential oil samples or for blending small amounts of oils. | Safe and convenient packaging,Perfect for travel, and conveniently fits in your pocket. | Reusable,Sealing is good,easy to clean and easy to carry.