A very basic pullover with a buttoned shoulder make it easy to get over baby's head. It's available in 3 months through 12 months.

Simpull

3 mos (6 mos - 9 mos- 12 mos)

Finished measurements

Chest - 19(21-23-25)"
Length - 10(11-12-13)"

Materials

2(2-2-3) balls Berroco Comfort® (100 grs) #9730 Teaberry