Bugaboo Butterfly Stroller Review (vs Babyzen Yoyo) (I own both!)
Bugaboo Butterfly Ultra Compact Travel Stroller, Small and Light, Easy to Fold in 1 Second, Urban Stroller for Babies and Children, Spacious with Comfortable Steering, Black/Stormy Blue : Amazon.co.uk: Baby Products
Bugaboo Butterfly Adapters
Bugaboo Bugaboo Butterfly Lightweight Stroller - Black/Green - Ultra-Compact 1 Second Folding System unisex (bambini)