Simply spindles like this painted white with a beefy end,post with some added trim like picture previous.
Hanover Elephant stair runner, Roger Oates
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great idea of hallway/staircase space ~ love built-ins
DIY From Carpet to Beautiful Wood Stairs - Cheater Version...! Very Low Cost low Effort High Impact Home Update!
White walls and picture frames in Hallway | Decorating Ideas | Interiors | redonline.co.uk
35 Cool Stair Carpet Runners To Make Your Life Safer | Shelterness: neutral runner with black border