DUAL USE: Twist lid to sip cold drinks using integrated straw, twist again to sip hot drinks from spout  
Easy to disasssemble and installation, wash the lid throughout
100% Leak proof
BPA free (Stainless Steel 18/8)
FDA Food Safe Certified
Lid and straw are top-rack dishwasher-safe
Retain beverage temperatures: 6hours for above 45C, 20hours for below 12C