Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 15 - Jul 20
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
uppababy infant carrier UPPAbaby Knox Convertible Car SeatAt A Glance Features The UPPAbaby Knox Convertible Car Seat has the following Quick glance features: Meet the UPPAbaby Knox, UPPAbaby's new convertible car seat. Do you have (and love) the UPPABaby Mesa Infant Car Seat? Then you will love the Knox. UPPAbaby Knox Convertible Car Seat Safety Features Koroyd technology welded tubes crumble in a collision to absorb the force and minimize the energy transferred to the child. Side Impact Pods located on the
At-A-Glance Features
The UPPAbaby Knox Convertible Car Seat has the following Quick glance features:
Meet the UPPAbaby Knox, UPPAbaby's new convertible car seat. Do you have (and love) the UPPABaby Mesa Infant Car Seat? Then you will love the Knox.
UPPAbaby Knox Convertible Car Seat Safety Features
- Koroyd® technology - welded tubes crumble in a collision to absorb the force and minimize the energy transferred to the child.
- Side Impact Pods located on the side of the car seat's shell absorb crash force in a side impact crash.
- EPP foam located strategically between the inner and outer shell absorbs collision forces.
- Multi-Directional Tether - this unique tether reduces car seat rotation in a collision which decreases stress on the head and neck. In rear-facing mode, the tether has been shown to reduce potential injury by 45%.
UPPAbaby Knox Convertible Car Seat Features
- Rear facing: 14 lbs - 45 lbs
- Forward facing: 25 lbs - 65 lbs
- Removable cup holder that can be installed on either side of the car seat.
- Removable seat base fabric.
- No-rethread harness
- 8 position headrest
- 4 recline positions
- Several fabric options available, including the naturally fire-retardant (chemical free) Jordan.
- Limited Lifetime Warranty - register the Knox within 3 months of purchase and receive a warranty good through the car seat's expiration
UPPAbaby Knox Convertible Car Seat Specifications
|
Child Weight (lbs) |
14 - 45 lbs (rear facing) 25 - 65 lbs (rear-facing) |
|
Child Standing Height (in) |
Up to 49 inches |
|
Car Seat Weight |
33 lbs (forward facing) |
|
Car Seat Dimensions |
23.8” L x 18.8” W x 27.4–32.5” H (height range reflects low and high headrest positions) |
|
Child Age |
Approximately 1-6 years old |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 1585 reviews
Sort
Product Reviews
★★★★★ 5
Great Value for a Comfortable Home Office Chair
Color: Black, Size: Pack of 1, Color: Black, Size: Pack of 1
I’ve been using this chair for a couple of days now, and honestly, it’s been a solid upgrade from my old one. I work from home most days, so comfort matters a lot—and this chair delivers better than I expected for the price.
The first thing I noticed was the lumbar support. It’s actually adjustable and makes a noticeable difference, especially if you tend to sit for long stretches. My lower back used to get sore after a few hours, but that hasn’t really been an issue since switching to this chair. The mesh back is also a nice touch—it keeps things breathable, which I didn’t think I’d care about until I had it.
Assembly was pretty straightforward. Took me maybe 20–25 minutes without any frustration. Everything lined up well, and the instructions were clear enough.
In terms of comfort, the seat is firm but not hard. It doesn’t feel like one of those super plush chairs, but I actually prefer that because it feels more supportive over time. The reclining feature is smooth, and I like that you can lean back a bit when you need a break.
Overall, I’d say this is a great value for a home office setup. If you want something ergonomic and comfortable without spending a fortune, this chair is definitely worth considering.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
★★★★★ 5
Excellent Office Chair
Color: Black+white, Size: Pack of 1
I just received my TRALT Office Chair. First of all, I was impressed with the packaging of this item. When I opened the box each piece of the chair was wrapped in plastic or bubble wrap. Everything in the box arrived safely and without damage. Secondly, the instructions to assemble the chair were very each to follow. I was impressed with the Allen wrench which had a handle attached to it. This made screwing in the screws very easy. I was able to assemble the chair without any difficulty. Lastly, the look of the chair and the comfort is exceptional. I ordered the black/white chair which looks amazing. The comfort of the chair is really excellent. My back is supported by the lumbar seat and having the armrests being able to go up when not needed is wonderful. The quality of the chair is definitely worth the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026
★★★★★ 4
a good choice
Color: Black, Size: Pack of 1, Color: Black, Size: Pack of 1
Assembled chair only to find that the lift cylinder was faulty. Would have preferred to be able to just get a replacement cylinder but calling China didn't seem like a viable option. Guessing which one & buying it online would involve paying for a good portion of what the chair cost. Customer service could only offer a replacement or refund. We're disassembling (so much fun?!) to send it back. The chair itself was very comfortable, assembled fairly easily and instructions pretty clear. Again, if we could only have asked the seller for the replacement part......**Update**...Or if the instructions that seemed so clear were clearer!, as we started to disassemble, we decided to see what would happen if the tension knob (see photo) was loosened. IT ALLOWED THE LIFT CYLINDER TO WORK. Not at all what the instructions say. At any rate, we're keeping the chair.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 4, 2026
★★★★★ 5
This chair is amazing
Color: Sky Blue, Size: Pack of 1, Color: Sky Blue, Size: Pack of 1
⭐⭐⭐⭐⭐
Absolutely love this chair! It was super easy to assemble—I had it set up in no time with clear instructions and minimal effort. The comfort level is fantastic; the seat cushion is just right and the back support makes it great for longer sitting sessions.
The color is beautiful in person—clean, modern, and adds a fresh pop to the room without being overwhelming. I also really like the smooth wheels and sturdy build; it feels stable and well-made.
Overall, this is a great combination of style, comfort, and value. Highly recommend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
★★★★★ 5
Excellent Ergonomic Chair
Color: Black, Size: Pack of 1
I am incredibly impressed with this chair. The setup was a breeze and took me less than 20 minutes from start to finish. It is exceptionally comfortable, offering fantastic ergonomic support that keeps my back pain-free during long hours of sitting. The materials feel premium and highly durable. Plus, the included 5-year warranty is incredibly helpful and provides great peace of mind. I highly recommend it to anyone looking for a reliable workspace upgrade!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026
recommand products
AQUAGEEX Aquatic Plant Fertilizer Capsules Aquarium Root Tabs – HYGRONATURE
23.80
Root Tabs Planted Aquarium Fertilizer – Fzone Studio
26.18
Rezgenzym Cotton and Commodities: Scientific Excellence for Sustainabl – Texas Biotech
27.46
Suståne Compost Tea Bags Organic Fertilizer
29.20
Phat Fundamental Aquarium Fertilizer – Dalua International LLC
29.17