Classies:

[url]https://backpack.tf/classifieds?item=Dad+Duds&quality=6&tradable=1&craftable=1&australium=-1[/url]

Screenshot:

[url]https://imgur.com/a/xDbag[/url]

Buyers at 1.01 keys, 1.02 keys (3 days old)

Sellers at 1.1 keys (3 days old), one at 1.08 but very young

4- to 7-days-old unsolds at 1.13 - 1.2 keys; suggesting 1.1 as newer price

1.1 keys

https://backpack.tf/item/4846106969 - very young, 4h

https://backpack.tf/item/4955041022 - 3 days

https://backpack.tf/item/4942384745 - 3 days

https://backpack.tf/item/4942387983 - 3 days

https://backpack.tf/item/5430777643 - 3 days

https://backpack.tf/item/5199866717 - 2 days

+1.1 keys

https://backpack.tf/item/5443090798 - 1.13 keys - 4 days

https://backpack.tf/item/5270890945 - 1.18 keys (painted!) - 7 days

https://backpack.tf/item/4813057406 - 1.19 keys - 7 days