The phrase in the context of "The Owl House" most likely refers to the "The Owl’s House" collection by Stamperia , a popular set of scrapbooking and mixed-media papers often used for creating themed mini-albums and journals. Stamperia "The Owl’s House" Paper Collection

Stamperia - The Owl's House - 9 x 9 mini album - Walkthrough

This collection is a favorite among crafters for its "natural vibe" and winter themes, featuring designs like owls, bears, and snowy landscapes.