i-Size Child Seat 76–150 cm – Renolux OLYMP PRO

The Renolux OLYMP PRO is an i-Size child seat that grows with your child, meeting the UN R129 standard for children from 76 to 150 cm in height, which is approximately 15 months to 12 years old – up to 105 cm with an integrated 5-point harness, and from 100 cm as a booster seat using the vehicle's seat belt.

Who it is for

For children from 76 cm, riding forward-facing, up to 150 cm. From 76 to 105 cm, your child sits in the seat's 5-point harness, secured with Isofix and top tether. From 100 cm, you remove the harness and secure your child with the car's 3-point seat belt.

What you will notice in everyday use

• The headrest can be adjusted into 12 positions with one hand.
• The backrest has 3 reclining positions, great for naps on long trips.
• Color-coded indicators on the Isofix connectors show you whether the seat is correctly locked in place.
• The cover is removable and machine washable at 30 °C.

Material and construction

Side impact protection includes the removable X-BUMP element with a honeycomb structure. The X-PAD on the shoulder harness guides the belt and is padded. Renolux calls this padding Softness technology. Designed and manufactured in France.

What is included

Child seat with 5-point harness, removable seat insert for smaller children, and X-BUMP side protection, in the selected color.

Safety and mandatory information

Approved according to UN R129 (i-Size) for 76–150 cm. Before purchasing, check whether your car has Isofix anchor points and a top tether point in the desired seat position. Read the instruction manual before installation.

Manufacturer: RENOLUX FRENCH CARE SAS, ZI de Montbertrand, 38230 Charvieu, France.

Frequently asked questions

At what age does the Renolux OLYMP PRO fit?

From 76 cm tall, which corresponds to about 15 months. It accompanies your child up to 150 cm, or about 12 years of age.

Is the OLYMP PRO a 9–36 kg seat?

No. The OLYMP PRO is approved according to the newer UN R129 (i-Size) standard. It is based on body height, in this case 76 to 150 cm, not on weight groups.

Does my car need Isofix?

Yes, in 5-point harness mode (76–105 cm), the seat is secured with Isofix and top tether. From 100 cm, the car's 3-point seat belt secures your child.

How did the OLYMP PRO perform in tests?

In the ÖAMTC child seat test in autumn 2025, it received an overall score of 3.3 (satisfactory). The risk of injury in a side impact was low, while it was increased in a frontal impact.

Can I wash the cover?

Yes, the cover is removable and machine washable at 30 °C.