Kinderkraft Oneto 3 i-Size Car Seat 76–150 cm – Cool Grey

Kinderkraft ONETO3 i-Size Car Seat, 76–150 cm (9–36 kg)

Kinderkraft ONETO3 i-Size is a versatile forward-facing car seat designed for children from 76 to 150 cm (approx. 15 months to 12 years). It complies with the R129 i-Size safety standard and is built to provide long-term protection, comfort, and correct seatbelt positioning throughout all stages of child growth. The seat combines ISOFIX + Top Tether installation with advanced safety systems such as side impact protection and a reinforced headrest.

Features

• ISOFIX + Top Tether system: Ensures stable and secure installation with visual indicators.
• H-GUARD headrest: Multi-layer reinforced head protection with energy-absorbing structure.
• SPS side protection: Deep side wings absorb crash energy during side impacts.
• Easy Grow system: Simultaneous adjustment of headrest and internal harness.
• 5-point safety harness: Used for younger children (later stored in built-in compartment).
• Reclining function: Multiple tilt positions for improved comfort and safety.
• Removable insert: Extra support for smaller children.
• Washable cover: Easy to remove and clean for hygiene.

Benefits

• Long-term use from toddler to pre-teen age (76–150 cm).
• High safety level thanks to i-Size R129 certification.
• Strong side and head protection systems for impact safety.
• Easy installation with ISOFIX + Top Tether reduces mounting errors.

Package Contents: 1 x Kinderkraft ONETO3 i-Size car seat

Kinderkraft ONETO3 – Problem Solver

• Safety concerns: H-GUARD + SPS systems improve crash protection.
• Growth adaptation: Easy Grow system adjusts seat with child development.
• Installation issues: ISOFIX + Top Tether ensures stable mounting.
• Long usability: One seat replaces multiple age-stage seats.

Keywords

Kinderkraft ONETO3 i-Size, ISOFIX car seat 76-150 cm, child car seat 9-36 kg, Top Tether seat, adjustable headrest car seat, SPS side protection, H-GUARD system, kids safety seat.