Color: Amber; Material: Glass; Capacity: 5ml/10ml/15ml/20ml for your choosing; Package: 6Pcs. | 5ml size:5.3cm x 2.2cm/2.08 x 0.86inch(Height x Diameter); 10ml size:6.1cm x 2.5cm/2.4 x 0.98inch(Height x Diameter); 15ml size:6.9cm x 2.9cm/2.7 x 1.14inch(Height x Diameter); 20ml size:7.5cm x 2.9cm/2.95 x 1.14inch(Height x Diameter) | The bottles are definitely leak proof. Don't be worry your cosmetic or essensial oil will spill out. | Suitable for applying diluted essential oils and blends directly to the skin. Easy to clean and fill | Perfect for essential oils, perfume oils, or other liquids.Simple way of making handmade gift blends and your own fragrances for your friends and family