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Mountain Buggy® returns to the car seat category with the launch of Mountain Buggy nest™

A smarter, simpler infant travel solution

May 2026

Mountain Buggy® returns to the UK car seat category with the launch of nest™ 

A smarter, simpler rotating infant travel solution that delivers in the latest R129 safety standard, and offers Extended Rear Facing. Innovation that parents can trust alongside their Mountain Buggy®.

Designed with intent, the all-new nest™ delivers i-Size safety, seamless travel system compatibility and everyday ease, all in one intuitive package. 

Mountain Buggy®, the globally recognised New Zealand brand known for engineering products that enable parents to live life without limit™ announces its return to the car seat category with the launch of Mountain Buggy nest™, its new infant car seat designed to make parenting simpler, safer and more connected. 

Marking the brand’s first car seat release since 2023, Mountain Buggy® nest™ has been developed to meet the evolving needs of today's families, combining trusted safety standards, intuitive usability and seamless integration across Mountain Buggy®. 

Built to the latest R129 i-Size safety standard, nest™ offers extended rear-facing use from 40–87cm (birth to approximately 20+ months), helping to protect a baby’s head, neck and spine during the most critical early stages of development. 

Lightweight in design at just 3.9kg, nest™ is engineered for everyday ease. A smooth 180° rotating ISOFIX base allows parents to turn the seat towards them for effortless loading, secure harnessing and comfortable transitions in and out of the car.  

Beyond the car, nest™ transitions seamlessly into a fully integrated travel system, clicking directly onto Mountain Buggy® via a simple one-hand release, allowing babies to continue resting undisturbed while parents move through their day. 

Designed for real life and real journeys 

Unlike many infant car seats that are quickly outgrown, nest™ has been engineered to deliver greater longevity and value. With extended rear-facing capability and a durable, lightweight construction, it supports families for longer without compromising on ease of use or comfort. 

Thoughtful design details including visual installation indicators, dual-sided release mechanisms, an ergonomic carry handle and a compact footprint that improves in-car space; all this make Mountain Buggy nest™ a practical solution for everyday parenting challenges. 

A new benchmark in accessible safety 

nest™ has also been rigorously tested across frontal, side and rear impacts, PLUS we have gone one step further by conducting our own additional rollover test, giving parents even greater reassurance.” 

Use of advanced Q-dummy testing protocols also exceeds standard safety requirements to deliver parents greater peace of mind. 

Built for seamless travel systems - a key consideration for UK parents 

With travel systems continuing to be a key consideration for UK families, nest™ has been purpose-built to integrate effortlessly with the full Mountain Buggy® collection. 

This ensures a smooth transition from car to buggy, reducing disruption for babies and enabling parents to move freely, whether navigating the busy urban life or heading off on longer outings. 

Availability 

Certified for use in the UK and Europe under R129 i-Size standards and is available through selected retailers and online. 

Quick takeaways 

  • Extended Rear Facing - suitable from birth (40cm) to 87cm (approx. 20+ months). 
  • Rear facing only for enhanced safety. 
  • Weight: 3.9kg (car seat only). 
  • Includes ISOFIX base with 180° rotation. 
  • Visual installation indicators for added confidence. 
  • Dual-sided release for easier access in the car. 
  • Eight adjustable headrest positions with no re-thread harness. 
  • Compact design that helps maximise space in the vehicle. 
  • Sold with any Mountain Buggy® as part of a complete travel system. 

nest™ infant car seat is available now on mountainbuggy.com and through our trusted retail partners. 

Rotate. Nestle in. 


The innovation behind Mountain Buggy® unity™ base
One base. Two interchanging systems.