Huge no sew floor pillow! DIY No Sew Bench Cushion DIY No Sew Bench Cushion -- Here's one option using plywood, which requires a staple gun. still a good tutorial
Instead of individual cushions?
DIY Custom Bench Cushion Use a pegboard - makes tufting easier. Good for headboard also. Use for framed, tufted background behind bench = use less foam - it doesn't have to be this thick
Farmhouse Floor Cushion Bench Cushion Window by TheLinenRabbit
Custom Bench Cushions, shown in black ticking stripe fabric. This firm foam cushion is hand tufted and quilted with French mattress edging.
Bench Cushion - Natural 48 x 18 Pier One
Back bedroom potential! From Beneath My Heart: Window seat cushion
Custom Bench Cushion, Red Plaid Window Seat Cushion, French Mattress Quilted Cushion, Red and Ivory Tufted Cushions, Custom Sized Cushion.