Lastest R129 Standard

Approved to the latest R129/03 safety standard for maximum safety and security on every journey.

Free shipping and returns

Product details

  • Approved To The Most Recent i-Size/R129 Safety Standard
  • 360° Rotation for Easy Accessibility
  • Side Protection System (SIPS)
  • ISOFIX System for Easy and safe installation and support leg
  • 5-point harness system & 3-position recline with front-of-seat adjustment
  • Height adjustable shoulder harness One pull adjustable harness tension
  • One hand adjustable harness and headrest adjust together
  • Padded removable infant body support
  • Shoulder harness and lower buckle covers
  • Stowable harness for use as a booster & Stowable Leg for easy storage
  • Made from Sustainable Materials
  • Suitable rearward facing from birth to 18kg
  • Suitable forward facing from 15 months
  • Suitable to use from 40cm to 150cm
  • Care Instructions: Fabric covers machine washable at 30°C


  • Product Weight: 11.5Kg
  • Testing Certification: I-Size ECE R129 compliant


Please read our FAQs page to find out more.

What regulation does this car seat adhere to?

The Amana Siena Twist+ is tested to the latest safety regulation R129 - Otherwise known as I-Size.

What seating options are possible with the Amana Siena Twist+?

Extended Rear Facing - Birth (40cms - 87cms with newborn inlay) until 18kgForward Facing with Harness - From 15 months (min 76cms) until 18kg (105cms approx. 4 years)Forward Facing Booster with adult seat belt - 15kg until 135cms/12 years (depending which the child reaches first)

What are the benefits of an 360 ALL STAGE car seat?

A 360 all stage car seat such as the Amana Siena Twist+ offers excellent safety and comfort from birth until your child reaches 135cms/12 years old, without the hassle of replacing car seats at each group stage. Whilst also offering extended rear facing until 4 years old, The 360 function is a great addition to assist with fitting your child into the seat properly, saving time and your back.

Can I use this seat from Birth?

Yes, with the newborn inlay inserted this seat is suitable from 40cms rear facing. You can remove the insert when your infant reaches 87cms.

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