Fits 40 oz Tumblers: Contains 2 straight metal straws, 2 silicone mouth tips, 2 bottom silicone tubes and 1 cleaning brush. Works well with Stanley Quencher H1.0 & H2.0 stainless steel cups, Stanley 40 oz handled tumblers and Simple Modern 40 oz tumblers, also compatible with most common 40 oz drink cups, kindly check size before order Custom Bottom Silicone Tube: Features separate silicone base cover to cushion the metal straw, avoids friction contact with cup bottom, reduces daily tapping sounds and protects inner surface of your tumbler from scratches Upgraded Soft Silicone Tips: Extended silicone top prevents extreme hot or cold sensations while drinking and protects lips from sharp edges, ergonomic curved opening matches natural lip shape for smoother and more comfortable sipping experience Food Safe Premium Materials: Made of high grade 18/8 stainless steel and durable silicone, free from harmful additives and safe for daily use, supports both hot and cold beverages without altering drink flavor Easy Care & Daily Use Accessory: Lightweight reusable straw set suits home, office, travel and outdoor activities, includes dedicated cleaning brush for quick rinsing, simple to maintain and ready for repeated everyday use FOR 40 OZ TUMBLERS - Package includes 2 x Straight Straw, 2 x Straw Tips, 2 x Bottom Silicone Tube, 1 x Straw Brush. Compatible with Stanley Quencher stainless steel tumblers (H1.0 and H2.0), Stanley 40 oz tumblers with handles and Simple Modern 40 oz tumblers, also suitable for other brands of 40 oz tumblers, Please confirm the size before purchasing