---
product_id: 390561240
title: "Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Teat, Fast Flow, 9m+, 100% Silicone Bottle Teat, 2-Pack"
brand: "dr. brown's"
price: "₩31885"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/390561240-natural-flow-level-4-wide-neck-baby-bottle-silicone-teat
store_origin: KR
region: South Korea
---

# Level 4 Fast Flow Dishwasher & Sterilizer Safe Anti-Colic Vent System Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Teat, Fast Flow, 9m+, 100% Silicone Bottle Teat, 2-Pack

**Brand:** dr. brown's
**Price:** ₩31885
**Availability:** ✅ In Stock

## Summary

> 🍼 Feed fast, flow smooth, and skip the fuss!

## Quick Answers

- **What is this?** Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Teat, Fast Flow, 9m+, 100% Silicone Bottle Teat, 2-Pack by dr. brown's
- **How much does it cost?** ₩31885 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/390561240-natural-flow-level-4-wide-neck-baby-bottle-silicone-teat)

## 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

- • **Safe & BPA-Free:** Top-rack dishwasher safe and compatible with all sterilizers
- • **Consistent Fast Flow:** Vacuum-free design mimics breastfeeding pace perfectly
- • **Wide-Neck Convenience:** Easy to fill, clean, and assemble for busy parents
- • **Nutrient-Preserving Vent:** Keeps milk nutrients intact for better digestion & sleep
- • **Clinically Proven Anti-Colic:** Reduces spit-up, burping & wind for peaceful feeds

## Overview

Dr. Brown's Level 4 Wide-Neck Silicone Teat offers a clinically proven anti-colic vent system with a fast flow rate designed for babies 9 months and older. Its vacuum-free design ensures consistent feeding that closely mimics breastfeeding, preserving milk nutrients and reducing discomfort. Made from 100% BPA-free silicone, it’s dishwasher and sterilizer safe, making it a hygienic and convenient choice for modern parents.

## Description

Dr. Brown’s Natural Flow Level 4 Teat is the fastest flow for babies 9 months+. Dr. Brown’s Level 4 Teat, together with the Anti-Colic internal vent system, is clinically proven to reduce colic. Dr. Brown’s bottle and teat provide a more comfortable feeding experience for baby by decreasing spit-up, burping and wind. This vacuum-free feeding is closest to breastfeeding and Dr. Brown’s Fast Flow Teats provide a consistent flow so baby can feed at their own pace. The breast-like teat 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 Teat 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 Teat fits all Dr. Brown’s Options+ wide-neck bottles. The suggested age range for the Level 4 Teat is 9 months+, but baby’s preferred flow rate may vary. Safe for use in dishwasher (top rack only), electric and microwave sterilisers or boiling water. BPA free.

## Features

- ANTI-COLIC BABY BOTTLE WITH TEAT; Level 4 teat, with Anti-Colic internal vent system, is clinically proven to reduce colic; Decreases spit-up, burping and wind and provides a more comfortable feeding experience for baby
- CONSISTENT FLOW RATE; Vacuum-free feeding is closest to breastfeeding and Dr. Brown’s Fast Flow Teats provide a consistent flow so babies can feed at their own pace; Each teat level provides clinical consistency within the flow rate, so baby’s feeding experience is constant and comfortable
- PRESERVES NUTRIENTS; The Level 4 Teat and Anti-Colic vent system is proven to help preserve bottle milk nutrients and aid in digestion for a better night’s sleep
- FAST FLOW WIDE-NECK TEAT FOR BABY; Dr. Brown’s Fast Flow Teat is the fastest flow for babies 9m+
- DISHWASHER SAFE; Safe for use in dishwasher (top rack only), electric and microwave sterilisers or boiling water; BPA Free

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Model number | DRBPLUS-WN4201 |
| Product Dimensions | 6.7 x 6 x 13 cm; 50 g |
| Item model number | DRBPLUS-WN4201 |
| Target gender | Unisex |
| Material Type | Silicone |
| Material Composition | Cotton |
| Material free | Bisphenol A Free |
| Number of items | 1 |
| Style | Level 4 |
| Batteries required | No |
| Bottle nipple type | Fast Flow |
| Item Weight | 50 g |

## Product Details

- **Brand:** Dr. Brown's
- **Size:** 2 count (Pack of 1)
- **Material:** Silicone
- **Bottle nipple type:** Fast Flow
- **Liquid flow speed description:** Level 4 Flow

## Images

![Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Teat, Fast Flow, 9m+, 100% Silicone Bottle Teat, 2-Pack - Image 1](https://m.media-amazon.com/images/I/71O7yP5Uc2L.jpg)

## Frequently Bought Together

- Dr. Brown's Options + Level 4 Teats Nipples (2-Pack)
- Dr. Brown's Original Nipple, Level 4 (9m+), 6 Count
- Dr. Brown's Natural Flow Level 4 Wide-Neck Baby Bottle Silicone Nipple, Fast Flow, 9m+, 100% Silicone Bottle Nipple, 6 Pack

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**Shop now:** [https://www.desertcart.kr/products/390561240-natural-flow-level-4-wide-neck-baby-bottle-silicone-teat](https://www.desertcart.kr/products/390561240-natural-flow-level-4-wide-neck-baby-bottle-silicone-teat)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-28*