Glass Tea and Coffee Tumbler Deluxe By Kitchen 222 Insulated double wall technology to keep your drink Hot or Cold, but hands dry and comfortable Easy to use Steel Mesh Strainer to capture fine leaves or medium to course coffee grounds Sturdy lid seals tightly to prevent leaking and screws on or off easily Non-bulky size allows you to enjoy a 10oz drink while on the go Glass is strong and durable with a sleek design