Sonik Sizzla Mug (small) The Sizzla drinking cup impresses with its construction made of double-walled, high-quality stainless steel, which keeps all your drinks extremely hot. This makes it perfect for camping trips as well as for the morning commute. The lid is BPA-free and equipped with a secure rubber seal. It also has an extra drinking opening for more comfort when drinking. Sonik Sizzla Mug (small) The smaller version of the Sizzla drinking cup holds up to 400 ml and also has a practical handle, just like a cup. The drinking closure is a sliding opening. Dimensions (WxDxH): 11.5 x 8.7 x 11.2 cm.