Seat and integral armrests in high resilience polyurethane Bultex foam 36 kg/m3 – 2.8 kPa, with comfort layer in ultra-flexible polyurethane foam 30 kg/m3 – 1.8 kPa. Integral backrest in Bultex 26 kg/m3 – 1.4 kPa, with comfort layer in ultra-flexible polyurethane foam 30 kg/m3 – 1.8kPa. 5 mm baguette stitch on periphery. Covers are quilted with 4 or 8 buttons Ø 20 mm covered in matching fabric or leather. Settee and armchair available in 2 versions : either pleated or plain. Covers may be removed by an upholsterer. COVERING MATERIALS True to the original spirit of this model, plain covering materials are recommended: smooth leathers or nubuck, woollen fabrics…a selection of stretch jersey fabrics is also on offer for the plain version.