Décor Dictionary: Bolster

Round & rectangular bolster cushions via The Design Tabloid
On the left a cylindrical bolster cushion and a rectangular bolster on the right.

Bolster:  is a long narrow pillow or cushion. Most often cylindrical, bolsters can be added to a bed or sofa as a decorative element. They can also function as head or back support and are often used as bumpers in cribs or act as barriers in the beds of small children. 

Images via: a’ La Mode & Coastal Style

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