Evenflo Maestro Sport Booster Car Seat
- Booster seat, toddler age range
- 100 Pounds weight capacity
- Latch or seat belt installation
- 9.6 Pounds seat weight
- 17"D x 19"W x 27.5"H overall size
- Polyurethane foam build
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A light booster with two install methods and a polyurethane foam build. The listing gives no harness description, minimum size or armrest detail.
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ASIN: B0G36BCHCLModel: CS500312203Category: Child Car Seats
Overview
Evenflo lists the CS500312203 as a booster seat made of polyurethane foam, secured to the vehicle by Latch or by the seat belt.
A choice of Latch or belt installation and a low listed body weight make it flexible across vehicles. The limitation is a toddler age label on a booster and a build described by foam alone.
Who it's for
Parents handling more than one car can pick the install route that suits each vehicle. Anyone shopping for a very young child, or who wants fabric and frame materials spelled out, should look at fuller listings.
Pros and cons
- Booster seat format
- Latch or seat belt installation
- Low listed seat weight
- High stated capacity
- Toddler label for a booster
- Frame material not listed
- Minimum size missing
Performance notes
A booster raises the child so the vehicle belt lies across the shoulder and hips, and the seat's own anchoring only stops it sliding about when empty. Belt fit, not the foam, decides how well the child is restrained.
Specifications
| Brand | Evenflo |
|---|---|
| Model | CS500312203 |
| Dimensions & fit | |
| Weight Capacity | 100 Pounds |
| Orientation | Booster Car Seat |
| Dimensions (D x W x H) | 17"D x 19"W x 27.5"H |
| Item weight | 9.6 Pounds |
| Capacity & performance | |
| Age Range | Toddler |
| Construction & materials | |
| Material | Polyurethane Foam |
| Compatibility & installation | |
| Installation | Latch, Seat Belt |
Closest rivals on specs
Safety 1st Boost-and-Go Essential 3-in-1 Booster Car Seat- Item Weight 9.6 vs 12.17 pounds (-21%)
Frequently asked questions
How do I clean the Evenflo CS500312203?
The listing gives no care instructions and names polyurethane foam, so follow the manufacturer's guide.
Does the Evenflo CS500312203 install with Latch or the seat belt?
The listing names both Latch and the seat belt.
Is the Evenflo CS500312203 a harness seat?
The listing calls it a booster car seat and describes no harness.