The bundle is themed around winter and features bright accent colors. The clothing items seem to include turquoise and purple recolorations of various existing items in order to form a completely new armor set. The den items include blue and pink furniture and decorations, many of which have lights strung on them.
The Whimsical Lights Mushrooms, Whimsical Lights Throne, and Whimsical Lights Window are spelled with a capital "I" in "Lights". It is unknown if this is intentional or unintentional.