Allbirds - SuperLight Tree Runner. Color Light Grey/Medium Grey (Blizzard). On sale for $106.23. MSRP $115.00.. 4.2 out of 5 starsAdd to favorites. 0 people have favorited this+3Brand NameAllbirdsProduct NameSuperLight Tree RunnerGenderWomen'sColorLight Grey/Medium Grey (Blizzard)Price$106.23MSRP: $115.00Rating4Rated 4 stars out of 5(123)