Product Price Weight (lbs) Minimum Height (inches) Shoulder Height (inches) Age Range Seatbelt Guide (inches) Harness
Clek Foonf
US
£354.35 38 Able to sit upright alone to 2+ years recommended

The Clek Foonf is a convertible car seat designed for extended rear-facing and forward-facing use, with an adjustable headrest and a steel anti-rebound bar for rear-facing. It uses the REACT rigid-LATCH energy absorbing crumple system for forward-facing protection and is built to fit three-across due to its narrow 16.9 in width. It's suited for children who can sit upright alone and stay rear-facing for as long as possible, then move forward-facing when ready.

★ Ideal for

It's a convertible seat with REACT (Rigid-LATCH energy absorbing crumple) plus Ziip FR-Free/PFAS-Free fabric options, including Mammoth Ziip made with merino wool and Tencel, supporting the 'sustainable materials' angle while still targeting extended rear-facing and forward-facing safety specs.

Britax Highpoint
US
£129.92 12 up to 21.5 in

The Britax Highpoint is a 2-stage belt-positioning booster that converts from a high-back booster to a backless booster. It fits children from 40 to 120 lbs in high-back mode, includes a 10-position headrest, SecureGuard clip, color-coded belt guides, three layers of energy management, and a machine-washable cover.

★ Ideal for

It suits families seeking a more eco-conscious booster because its naturally flame-retardant fabrics contain no added flame-retardant chemicals, while its 2-stage design accommodates children from 40 to 120 lbs and up to 63 in tall.

Maxi-Cosi Tanza
US
£59.05 13 4+ years

The Maxi-Cosi Tanza is a high-back belt-positioning booster for children weighing 40-100 lb and measuring 43.4-57 in. It has a 10-position adjustable headrest, rigid LATCH connectors, a foldable travel design, carry bag, removable cup holder, and machine-washable fabrics.

★ Ideal for

It suits families seeking an eco-friendly booster because its EcoCare fabric is made from 100% recycled plastic bottles, while its high-back design fits children from 43.4-57 in and its foldable construction supports long-term travel use.

Chicco MyFit ClearTex
US
£184.55 25 20 in 2 years and up 21 in

The Chicco MyFit ClearTex is a forward-facing harness and belt-positioning booster seat for growing children. It includes a five-point harness for children from 25-65 lbs and converts to a high-back booster for children from 40-100 lbs, with flame-retardant-free ClearTex materials and GREENGUARD Gold certification.

★ Ideal for

This suits families seeking an eco-friendly booster car seat because its ClearTex materials are free of added flame retardants and the seat is GREENGUARD Gold Certified, while its 40-100 lb booster range supports extended use.

Clek Oobr Mammoth Ziip
US
£310.06 20 14-21 in 4+ years 14-21 in

The Clek Oobr Mammoth Ziip is a high-back belt-positioning booster with Rigid-LATCH, an adjustable headrest, deep side wings, a reclining back, and a removable seat back for backless use. Its Mammoth cover is made from 70% Merino wool and 30% Tencel, and the seat is designed for children 43.3-57 in tall and 40-100 lb.

★ Ideal for

This suits eco-conscious families because its Mammoth Ziip cover uses 70% ethically sourced Merino wool and 30% Tencel, while the 20 lb booster is recyclable through Clek and supports children from 43.3-57 in tall.