The ECOtanka Stainless Steel Classic Lid is a full stainless steel lid made from 304 stainless steel with a solid stainless steel handle.  This lid is BPA FREE, it is also BPS & BPF FREE.  
This lid can fit almost all bottles and looks classic and stunning, except the megaTANKA bottle. 
 
This lid is pure metal.The stainless steel classic lid was designed to be leak-proof and give the pure clean stainless steel look that matches the bottles. This lid's special feature is the out top part of the lid covering the top rim of the bottle which helps to keep it clean and safer for you to drink directly from the bottle. The advantages of this lid are as follows:- Two-piece lid design to cover the top rim of the bottle.- 100% stainless steel lid to give a more natural clean look.- Solid stainless steel handle.- Laser logo printing on the top of the lid.- High-quality silicone seal from Germany.