Differences between SilkSac 3, SilkSac 2 & original SilkSac:
Original SilkSac:
Small: 0-9 Months
26" Long
Medium: N/A
Large: 9-18 Months
32" Long
SilkSac 200 Thread
Count
Cover: Cotton Fabric
Silk No Opening
Batting:
SilkSac 2
0-12 Months
28" Long
Added Travel Feature So Baby Can
Wear The SilkSac While In Car Seat
Or Stroller.
12-24 Months
36" Long
24 Months - 5 Years Old
46" Long
240 Thread Count
Cotton Fabric
Improved Openings To Reinsert Silk
Batting
2" Zipper Opening To Inspect Silk
Filling
SilkSac 3
Improved zipper: Double zipper
sliders allowing parents to open
the sleeping bag from the top or
the bottom of the zipper, which
makes diaper changing easy while
the baby is sleeping.