Weight / density by size: 70 cm 80 cm 90 cm 120 cm 140 cm 160 cm 180 cm 880 g 990 g 1100 g 1760 g 2050 g 2550 g 3400 g An essential for your home with its ideally balanced blend of feathers and down, the Pyrenex Val Cenis Greenfirst® anti-dust mite bolster will provide firm support to complement your pillow or use on its own. It will offer exceptional comfort, with resilience thanks to its feathers, to ensure good body alignment during your night's sleep. Its soft, anti-leakage cover, impeccable finish and Greenfirst® anti-dust mite treatment make it an indispensable addition to your bedding accessories, alongside your natural-fill duvet. Soft comfort  French silver duck filling 20% down, 80% feathers Made in France Calle Luxe fabric with Greenfirst® anti-dust mite treatment (treatment whose active substance is geraniol and containing peppermint essential oil).  100% cotton, white Piped finish