Uppababy Infant Snug Seat for Vista/Vista V2/Cruz/Cruz V2

Suitable from birth use in US/CA Suitable 6 months + for CN only. US/CA: 0-3 months requires head and wedge and head support , at 4+ months (or when child can sit up unassisted) wedge and head support removed and used as liner. CN/TW: use starting at 6 months. Head and wedge support can be removed when child can sit up unassisted. Updated design features improved head and wedge support while fully covering the toddler seat back. Must be used with Toddler Seat in the most reclined position with insert. Compatible with VISTA,VISTA V2, CRUZ, and CRUZ V2.