NUK Smooth Flow Bottles are the anti-colic solution for bottle feeding, featuring a unique nipple design that allows baby to control the flow rate for colic-free feeding. This Smooth Flow nipple adjusts the flow based on how your baby drinks, adapting to their suction strength to ensure they will always have the right flow rate. The SafeTemp temperature indicator lets you know when milk is too hot with just a glance. The blue thermometer indicator fades when milk is too hot and reappears when milk has cooled and is safe to drink.

BPA free, dishwasher safe (top rack). Wide neck bottle is easy to clean. Nipple mimics the shape of mom's nursing nipple during breastfeeding. SafeTemp indicator shows when milk is too hot. NUK Smooth Flow nipple allows baby to control flow rate.

Bottle Nipple Type: Vented. Item Weight: 10 Ounces. Material Type Free: BPA Free. Color: Gray Elephant. Brand: NUK. Best Sellers Rank: #1,162 in Baby. Customer Reviews: 4.5 4.5 out of 5 stars 19,543 ratings 4.5 out of 5 stars. : B09K4NXJGY. Country/Region of origin: ?USA. Item Weight: ?10 ounces. Bottle type: ?Anti-Colic Bottle. Bottle nipple type: ?Vented. Dishwasher safe: ?Yes. Batteries required: ?No. Style: ?10 Ounce. Number Of Items: ?1. Material free: ?BPA Free. material_composition: ?Silicone. Item model number: ?KA-APDL-81. Package Dimensions: ?8.66 x 6.14 x 4.8 inches.