Material: Silicone Color:Transparent,White,Pink,Green,Purple Size:as picture Small and cute, can be carried around Safe, durable, reusable, harmless for a long time use. Not only can it be decorated but also can increase children's habit of drinking more water. It perfectly matches for all types of straws(8-12mm) Creative shape, which is adorable and lovely, which is decorative. Package include: 1 x Straw cover