Boots
Footsteps make no sound on any surface. +2 to checks involving moving silently. Permanent. Leather boots with impossibly quiet soles that absorb sound of any material you walk on. Anything carried can still make a sound.
Boots
Walk through walls and solid objects. Each charge allows passing through up to 10 feet of solid material (one wall/door). Effect lasts 1 round. If still inside solid material when round ends: shunted to nearest open space and take 1d4 force damage. 1d3 charges. Made of solidified mist. Leave no tracks. Cannot end turn inside solid objects.
Boots
Movement is completely silent. +2 to stealth checks (+20%). Walk on snow/sand/ mud without leaving tracks. Permanent. Soft leather boots.
Boots
Bonus: +2 Tough saves against cold effects.
Walk normally on ice and snow without slipping. Permanent. Thick fur-lined boots radiate warmth. Enchanted fur never gets wet.