--- product_id: 545537620 title: "Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion" brand: "graco" price: "5156.78 DT" currency: TND in_stock: true reviews_count: 13 category: "Graco" url: https://www.desertcart.tn/products/545537620-junior-maxi-i-size-r129-highback-booster-car-seat-cupholders store_origin: TN region: Tunisia --- # 10-position adjustable headrest Retractable dual cupholders Lightweight 3.49 kg design Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion **Brand:** graco **Price:** 5156.78 DT **Availability:** ✅ In Stock ## Summary > 🚗 Elevate every ride with safety, style, and smart convenience! ## Quick Answers - **What is this?** Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion by graco - **How much does it cost?** 5156.78 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/545537620-junior-maxi-i-size-r129-highback-booster-car-seat-cupholders) ## Best For - graco enthusiasts ## Why This Product - Trusted graco brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Clean & Practical:** Machine-washable seat pad keeps the seat fresh, while open-loop belt guides guarantee perfect seatbelt positioning. - • **Lightweight & Sturdy:** At just 3.49 kg, this booster is easy to install yet built with durable alloy steel for lasting strength. - • **Safety You Can Trust:** Meets and exceeds R129 i-Size regulations for forward-facing booster seats, ensuring top-tier protection. - • **Grow-With-You Comfort:** 10-position height-adjustable headrest adapts seamlessly as your child grows from 100-150cm. - • **Effortless Convenience:** One-hand headrest adjustment and retractable cupholders make every trip smooth and hassle-free. ## Overview The Graco Junior Maxi i-Size R129 Highback Booster is a lightweight, safety-certified car seat designed for children aged approximately 3.5 to 12 years (100-150cm). Featuring a 10-position adjustable headrest, retractable cupholders, and machine-washable cushions, it combines comfort, convenience, and compliance with the latest R129 safety standards to keep your growing child secure and comfortable on every journey. ## Description Safely transport your big kid with R129. The lightweight Junior Maxi™ R129 highback booster allows your "big kid" to travel safely from 100-150cm (approx. 3.5 to 12 years). The Junior Maxi™ R129 features a one-hand, 10-position adjustable headrest allowing parents to quickly and easily adjust the height of the headrest as the child grows. The two hideaway cupholders hold beverages and offers a machine-washable cover. The Junior Maxi™ R129 has been rigorously tested to meet or exceed all applicable R129 regulations. Review: Very good seat and great value - Great car seat. Lightweight but sturdy and my granddaughter declares it to be very comfortable. Handy pull out cup holder on each side. It was very easy to adjust the headrest to the right height. Review: Graco Junior Maxi i-Size R129 Highback - Got this item as I had used it before with my other grandchildren. Great child seat as it grows with the child, who likes the cup holders that can be used to hold not only drinks but hide little treats as well. Strong, sturdy quality, easy to use & set up. ## Features - Warning:To be used under the direct supervision of an adult - R129 highback booster car seat - Suitable from 100-150cm (3.5 to approx. 12 years) - 10-position height-adjustable head rest - Soft cushioned seatpad - Retractable cupholders - Open-loop belt guides to help ensure proper seat belt positioning ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BMGNDJHV | | Age Range Description | Kid | | Best Sellers Rank | 163 in Baby Products ( See Top 100 in Baby Products ) 1 in Car Seats (Baby Products) | | Brand | Graco | | Brand Name | Graco | | Colour | Midnight | | Country Of Origin | China | | Customer Reviews | 4.7 out of 5 stars 3,199 Reviews | | Forward Facing Car Seat Minimum Height | 60.5 Centimetres | | Forward Facing Maximum Weight | 36 Kilograms | | Harness Type | 3-Point | | Included Components | Car seat, instruction manual | | Infant Toddler Car Seat Type | Booster Car Seat | | Installation Type | Seat Belt | | Installation type | Seat Belt | | Item Dimensions D x W x H | 53.7D x 40.8W x 81.7H centimetres | | Item Type Name | car seat; big kid car seat; toddler car seat; forward facing car seat; R129; i-size | | Item Weight | 3.49 Kilograms | | Manufacturer | Graco | | Manufacturer Part Number | 8CT899MDNEU | | Manufacturer Warranty Description | 2 year manufacturer | | Material | Alloy Steel, Polyester, Polypropylene | | Material Type | Alloy Steel, Polyester, Polypropylene | | Maximum Height Recommendation | 150 Centimetres | | Maximum Weight Recommendation | 36 Kilograms | | Minimum Height Recommendation | 100 Centimeters | | Minimum Weight Recommendation | 15 Kilograms | | Model Number | 8CT899MDNEU | | Number of Height Positions | 10 | | Orientation | Forward Facing | | Product dimensions | 53.7D x 40.8W x 81.7H centimetres | | Unit Count | 1 Case | ## Product Details - **Brand:** Graco - **Colour:** Midnight - **Harness type:** 3-Point - **Installation type:** Seat Belt - **Item weight:** 3.49 Kilograms - **Material:** Alloy Steel, Polyester, Polypropylene - **Maximum weight recommendation:** 36 Kilograms - **Number of height positions:** 10 - **Orientation:** Forward Facing - **Product dimensions:** 53.7D x 40.8W x 81.7H centimetres ## Images ![Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion - Image 1](https://m.media-amazon.com/images/I/514ldEDtyVL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very good seat and great value *by C***A on 12 January 2026* Great car seat. Lightweight but sturdy and my granddaughter declares it to be very comfortable. Handy pull out cup holder on each side. It was very easy to adjust the headrest to the right height. ### ⭐⭐⭐⭐⭐ Graco Junior Maxi i-Size R129 Highback *by M***M on 13 June 2026* Got this item as I had used it before with my other grandchildren. Great child seat as it grows with the child, who likes the cup holders that can be used to hold not only drinks but hide little treats as well. Strong, sturdy quality, easy to use & set up. ### ⭐⭐⭐⭐⭐ Good alround car seat *by S***L on 5 June 2026* Excellent car seat for my grand daughter Great value for the money, she loves the cup holder and says the seat is very comfortable ## Frequently Bought Together - Graco Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion - URAQT Car Seat Belt Pads, 2 Pack Harness Pads, Pram Strap Covers, Backpack Shoulder Pad, Multifunctional Seat Belt Pad Cover for Kids and Adults - My Child Brundle Group 2/3 Booster, Grey, 700 g --- ## 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.tn/products/545537620-junior-maxi-i-size-r129-highback-booster-car-seat-cupholders](https://www.desertcart.tn/products/545537620-junior-maxi-i-size-r129-highback-booster-car-seat-cupholders) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-15*