--- product_id: 256058160 title: "RockBros Top Tube Bag Water Resistant IPX4 Bike Frame Bag Bicycle Front Phone Bag Cycling Accessories Pouch M" brand: "rockbros" price: "1739531₫" currency: VND in_stock: true category: "Rockbros" url: https://www.desertcart.vn/products/256058160-rockbros-top-tube-bag-water-resistant-ipx4-bike-frame-bag store_origin: VN region: Vietnam --- # IPX4 water-resistant TPU shell Large 2L capacity Tool-free adjustable straps RockBros Top Tube Bag Water Resistant IPX4 Bike Frame Bag Bicycle Front Phone Bag Cycling Accessories Pouch M **Brand:** rockbros **Price:** 1739531₫ **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Ride Ready, Rain or Shine – Your Ultimate Top Tube Companion! ## Quick Answers - **What is this?** RockBros Top Tube Bag Water Resistant IPX4 Bike Frame Bag Bicycle Front Phone Bag Cycling Accessories Pouch M by rockbros - **How much does it cost?** 1739531₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/256058160-rockbros-top-tube-bag-water-resistant-ipx4-bike-frame-bag) ## Best For - rockbros enthusiasts ## Why This Product - Trusted rockbros brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ergonomic Design:** Slim profile avoids knee strikes for smooth, comfortable cycling - • **Spacious & Organized:** Fits wallet, phone, power bank & more for all-day rides - • **Quick & Universal Fit:** Upgraded adjustable hook-and-loop straps install in seconds on most MTB and road bikes - • **Weatherproof Confidence:** IPX4-rated waterproof zipper and TPU surface keep gear dry in heavy rain - • **Durability Meets Stability:** Abrasion-resistant polyester with stiff sidewalls prevents deformation ## Overview The RockBros Top Tube Bag is a lightweight (100g), water-resistant (IPX4) cycling accessory designed with durable polyester and TPU materials. Its 2-liter capacity accommodates essentials like phones, wallets, and tools, while ergonomic slim design and adjustable straps ensure a secure, comfortable fit on most bike frames. Perfect for millennial professionals seeking reliable, stylish storage on every ride. ## Description RockBros Top Tube Bag Water Resistant IPX4 Bike Frame Bag Bicycle Front Phone Bag Cycling Accessories Pouch M : desertcart.ae: Sporting Goods ## Features - LARGE CAPACITY: The bike frame bag is big enough to store your wallet, energy gel, inner tube, mobile phone, gloves, repair bike tool, power bank and so on. - DURABLE & STEADY: The main material Polyester can be highly abrasion proof and durable. Stiff sidewalls help the bag retain its shape, would be very steady. Don't worry about deformation - WATERPROOF: Surface material of this frame bag is TPU material, and adhensive waterproof zipper. The bag inside would not be wet, you can have a cool riding - COMFORTABLE & CONVENIENT: The front bike bag has a long slim body. Proper space design make you ride more smoothly and comfortable(Your knees will not hit the frame bike bag easily). It's portable, you can take this bike pouch easily while leaving away from your bike - EASY TO INSTALL: Adjustable hook and loop design, suit for more size MTB road bikes. Install and release the top tube bag quickly and without any tools（This product straps has recently been upgraded. Depending on inventory, you may receive either the original or the updated version. Both meet the same quality standards） ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07CGLQ17Z | | Automotive Fit Type | Vehicle Specific Fit | | Brand Name | ROCKBROS | | Capacity | 0.9 Liters | | Closure Type | Zipper | | Color | Black | | Compatible with Vehicle Type | Bicycle | | Customer Reviews | 4.4 4.4 out of 5 stars (2,280) | | Handle Type | Web Handle | | Item Dimensions L x W x H | 23.5L x 21.5W x 22.5H centimeters | | Manufacturer | ROCKBROS | | Manufacturer Part Number | AS-019 | | Material Type | Nylon | | Model Number | AS-019 | | Mounting Type | Freestanding | | Number of Compartments | 1 | | Pattern | Solid | | Pocket Description | Zippered Pocket | | Shell Type | Soft | | Size | Medium | | Strap Type | Adjustable | | Style Name | Minimalist | | UPC | 663274740531 | ## Product Details - **Brand:** ROCKBROS - **Colour:** Black - **Material:** Nylon - **Size:** Medium - **Vehicle service type:** Bicycle ## Images ![RockBros Top Tube Bag Water Resistant IPX4 Bike Frame Bag Bicycle Front Phone Bag Cycling Accessories Pouch M - Image 1](https://m.media-amazon.com/images/I/71TVbBkpONL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Is the M big enough to store my wallet and my iphone 8?** A: Will easily hold that and surprisingly more. Also kept everything dry in downpour. **Q: When I put my bike on my car bike rack will I need to remove the bag to put the straps over the cross bar?** A: Yes you will have to remove any bar bags as they will interfere with most racks for mounting. You can always get around this by moving the bag to a different part of the bike but then you have to affix it back when riding for functionality. **Q: I have the iphone 11 pro max, can i use this case to store this phone?** A: I have the iPhone X and it just fits. Based on what I now of your Phone, it is going to be close, maybe too close. I would look elswhere **Q: Would the medium bag be too large for a child’s mountain bike?** A: Childs department store bike with buzzliteyear on itn? No. Youth mountain bike? Yes. Should work just fine. Prolly make some kid real happy and turn them into a pro bikepacker. After all thats the key to adventure. Never grow up and always play in your planet! ## Frequently Bought Together - ROCKBROS Bike Top Tube Bag Bicycle Front Frame Bag Waterproof Bike Pouch Pack/Phone Bag Cycling Accessories Pouch for Mountain Road Bike Medium - ROCKBROS Bike Seat Bag, Bicycle Saddle Bag Under Seat 3D Shell Cycling Seat Pack for Mountain Road Bikes Black - WOTOW Bike Repair Tool Kit, 16 in 1 Bicycle Multitool with Tire Levers Hex Spoke Wrench, Multi Function Accessories Set for Road Mountain Bikes --- ## 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.vn/products/256058160-rockbros-top-tube-bag-water-resistant-ipx4-bike-frame-bag](https://www.desertcart.vn/products/256058160-rockbros-top-tube-bag-water-resistant-ipx4-bike-frame-bag) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-19*