Assassin's Approach

You shroud your body in soft silence. For the duration, you are immune to damage taken from falling unless the damage would reduce you to 0 hit points. Additionally, your footsteps produce no sound, giving you advantage on Dexterity (Stealth) checks made to hide from creatures that cannot see you.
At Higher Levels.
When you cast this spell using a spell slot of 3rd level or higher, you can maintain your concentration on this spell for one hour.