Stripes are perhaps the most timeless pattern.
The PB Square Grand Slipcovered Sofa from Pottery Barn comes in four different stripes and many solids. It's a tad pricey, but the customization options are endless with over 90 fabrics to choose from. This ticking stripe in Harbor Blue has a casual cottage feel, perfect for a summer home or family room.
PB Square Grand Slipcovered Sofa in Ticking Stripe Harbor Blue. 37" h. x 95" w. x 41" d. $2,919. At Pottery Barn.