---
product_id: 627236407
title: "Natural Flow Level 4 Wide-Neck Baby Bottle, Fast Flow, 9m+, 100% Silicone & Y-Cut Narrow Bottle Nipple, Ideal for Thicker Liquids"
brand: "dr. brown's"
price: "VT9935"
currency: VUV
in_stock: true
category: "Dr. Brown's"
url: https://www.desertcart.vu/products/627236407-natural-flow-level-4-wide-neck-baby-bottle-fast-flow
store_origin: VU
region: Vanuatu
---

# Fastest flow for 9m+ babies Consistent vacuum-free feeding flow Clinically proven anti-colic vent system Natural Flow Level 4 Wide-Neck Baby Bottle, Fast Flow, 9m+, 100% Silicone & Y-Cut Narrow Bottle Nipple, Ideal for Thicker Liquids

**Brand:** dr. brown's
**Price:** VT9935
**Availability:** ✅ In Stock

## Summary

> 👶 Fast flow, calm feeds, happy nights — the ultimate baby bottle upgrade!

## Quick Answers

- **What is this?** Natural Flow Level 4 Wide-Neck Baby Bottle, Fast Flow, 9m+, 100% Silicone & Y-Cut Narrow Bottle Nipple, Ideal for Thicker Liquids by dr. brown's
- **How much does it cost?** VT9935 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/627236407-natural-flow-level-4-wide-neck-baby-bottle-fast-flow)

## Best For

- dr. brown's enthusiasts

## Why This Product

- Trusted dr. brown's brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable & Safe:** BPA-free, dishwasher and sterilizer safe, made for busy parents who demand convenience without compromise.
- • **Colic? Not Here!:** Clinically proven internal vent system reduces colic, spit-up, burping, and gas for peaceful feeding and happier nights.
- • **Fast Flow, No Fuss:** Level 4 nipple delivers the fastest flow designed for babies 9 months and older, keeping up with your growing little one’s appetite.
- • **Breast-Like Comfort:** Soft, 100% silicone nipple with natural shape encourages proper latch and smooth transition between breast and bottle.
- • **Thicker Liquids, No Problem:** Y-Cut nipple specially designed for thicker formulas and cereals, ensuring steady flow without frustration.

## Overview

Dr. Brown's Natural Flow Level 4 Wide-Neck and Y-Cut Narrow Silicone Nipples offer the fastest, clinically proven anti-colic feeding solution for babies 9 months and older. Designed for both fast flow and thicker liquids, these BPA-free, vacuum-free nipples mimic breastfeeding to reduce colic symptoms and support comfortable, consistent feeding. Compatible with Dr. Brown’s wide-neck and narrow bottles, they’re easy to clean and built for modern parenting demands.

## Description

Dr. Brown's Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Nipple, Fast Flow, 9m+, 100% Silicone Bottle Nipple, 6 PackDr. Brown’s Natural Flow® Level 4 Nipple is the fastest flow for babies 9 months+. Dr. Brown’s® Level 4 Nipple, together with the Anti-Colic internal vent system, is clinically proven to reduce colic. Dr. Brown’s® bottle and nipple provide a more comfortable feeding experience for baby by decreasing spit-up, burping and gas. This vacuum-free feeding is closest to breastfeeding and Dr. Brown’s® Fast Flow Nipples provide a consistent flow so baby can feed at their own pace. The breast-like nipple shape encourages a proper latch for a more natural bottle feeding experience and eases the transition from breast to bottle and back again. The Level 4 Nipple and Anti-Colic vent system is proven to help preserve bottle milk nutrients and aid in digestion for a better night’s sleep. Made of super-soft, 100% silicone, the Level 4 Nipple fits all Dr. Brown’s® Options+™ wide-neck bottles. The suggested age range for the Level 4 Nipple is 9 months+, but baby’s preferred flow rate may vary. Safe for use in dishwasher (top rack only), electric and microwave sterilizers or boiling water. BPA free.Dr. Brown’s Natural Flow Y-Cut Narrow Baby Bottle Silicone Nipple, Ideal for Thicker Liquids, 9m+, 100% Silicone Bottle Nipple, 6 CountDr. Brown’s Natural Flow® Y-Cut Nipple is the next step when baby is ready for thicker liquids. Dr. Brown’s® Y-Cut Nipple, together with the Anti-Colic internal vent system, is clinically proven to reduce colic. Dr. Brown’s® bottle and nipple provide a more comfortable feeding experience for baby by decreasing spit-up, burping and gas. This vacuum-free feeding is closest to breastfeeding and Dr. Brown’s® Y-Cut Nipples provide a consistent flow so baby can feed at their own pace. The breast-like nipple shape encourages a proper latch for a more natural bottle feeding experience and eases the transition from breast to bottle and back again. The Y-Cut Nipple and Anti-Colic vent system is proven to help preserve bottle milk nutrients and aid in digestion for a better night’s sleep. Made of super-soft, 100% silicone, the Y-Cut Nipple fits all Dr. Brown’s® narrow bottles. Safe for use in dishwasher (top rack only), electric and microwave sterilizers or boiling water. BPA free.

## Features

- Product 1: FAST FLOW WIDE-NECK NIPPLE FOR BABY. Dr. Brown’s Fast Flow Nipple is the fastest flow for babies 9m+.
- Product 1: ANTI-COLIC BABY BOTTLE WITH NIPPLE. Level 4 Nipple, with Anti-Colic internal vent system, is clinically proven to reduce colic. Decreases spit-up, burping and gas and provides a more comfortable feeding experience for baby.
- Product 1: CONSISTENT FLOW RATE. Vacuum-free feeding is closest to breastfeeding and Dr. Brown’s Fast Flow Nipples provide a consistent flow so babies can feed at their own pace.
- Product 1: DEPENDABLE NIPPLE FLOW. Each nipple level provides clinical consistency within the flow rate, so baby’s feeding experience is constant and comfortable.
- Product 2: THICKER LIQUIDS FOR BABY. Dr. Brown’s Y-Cut Nipple is the perfect step when baby is ready for thickened milk, formula or cereal.
- Product 2: ANTI-COLIC BABY BOTTLE WITH NIPPLE. Y-Cut Nipple, with Anti-Colic internal vent system, is clinically proven to reduce colic. Decreases spit-up, burping and gas and provides a more comfortable feeding experience for baby.
- Product 2: CONSISTENT FLOW RATE. Vacuum-free feeding is closest to breastfeeding and Dr. Brown’s Y-Cut Nipples provide a consistent flow so babies can feed at their own pace.
- Product 2: DEPENDABLE NIPPLE FLOW. Each nipple level provides clinical consistency within the flow rate, so baby’s feeding experience is constant and comfortable.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CTY862VF |
| Bottle nipple type | Fast Flow Wide-Neck, Y-Cut Narrow |
| Customer Reviews | 4.0 4.0 out of 5 stars (1) |
| Material Type | Silicone |
| Material free | Multiple Materials Free |

## Product Details

- **Bottle Nipple Type:** Fast Flow Wide-Neck, Y-Cut Narrow
- **Brand:** Dr. Brown's
- **Liquid Flow Speed Description:** Fast Flow
- **Material:** Silicone
- **Size:** 6 Count (Pack of 1)

## Images

![Natural Flow Level 4 Wide-Neck Baby Bottle, Fast Flow, 9m+, 100% Silicone & Y-Cut Narrow Bottle Nipple, Ideal for Thicker Liquids - Image 1](https://m.media-amazon.com/images/I/51BiwW6ZfnL.jpg)

## Frequently Bought Together

- Dr. Brown's Natural Flow Level 4 Wide-Neck Baby Bottle, Fast Flow, 9m+, 100% Silicone & Y-Cut Narrow Bottle Nipple, Ideal for Thicker Liquids
- Dr. Brown's Natural Flow Anti-Colic Options+ Narrow Baby Bottle, 4 oz/120 mL, with Level 1 Slow Flow Nipple, 0m+, 4 Bottles
- Dr. Brown's Natural Flow Preemie Flow Wide-Neck Baby Bottle Silicone Nipple, Slowest Flow, 0m+, 100% Silicone Bottle Nipple, 6 Pack

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.vu/products/627236407-natural-flow-level-4-wide-neck-baby-bottle-fast-flow](https://www.desertcart.vu/products/627236407-natural-flow-level-4-wide-neck-baby-bottle-fast-flow)

---

*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-03-03*