I think they are sleeping between 3 and 4 hours each day.
I've been logging their EASY so here is the last couple of days
E 7am woke at 6.20am 120ml (one twin is fed about 20 mins before other)
A 2 hours
S 8.20 115 mins
Y
E 10.05 70ml
A 1.5 hrs
S 11.35 30 mins
Y
E 13.10 130mls
A 2 hours
S 14.10pm 1.5 hours
Y
E 4.00pm 80 ml
A 2 hours (seemed overtired)
S 17.45 20 mins
Y
E 7.00pm 180ml
A none went to bed after feed at about 7.45pm
E 10pm dreamfeed 160ml
E 1am 60ml
E 4am 60ml
Feeds take about 1 hour to do both half a feed for one then the other and so on.
The other twin had 20 mins less sleep over day.
Day 2
E 7am 105ml
A 1 hr 45
S 8.20am 105 mins
Y
E 10.10 150ml
A 1 hr 55 mins
S 12.00 30mins
Y
E 1.30pm 100ml
A 2 hours
S 2.35 40 mins
Y
E 4pm 120ml
A 1 hour 40mins
S 5.00pm again overtired 30 mins
Y
E 7pm 180ml
A bedtime !
E 10pm dream feed 100ml
E 12.40 60ml
E 3.30am 100ml
I've tried the medium and vari flow teats again today they are doing ok on the no 2s not drinking anymore but maybe chewing a bit less.
Thanks so much for looking over this for me