Not only is it a more sustainable farming method, it doesn't contain any nasty chemicals which may irritate delicate skin. Please follow our care label, wash on cold and do not tumble dry. Size Guide: Length Chest 0-3 Months 24cm 23cm 3-6 Months 26cm 24.5cm 6-12 Months 28cm 26cm 1 Year 30cm 27.5cm 2 Years 32cm 29cm 3 Years 35cm 30cm 4 Years 37cm 31cm 5 Years 39cm 32.5cm 6 Years 41cm 34cm 7 Years 43cm 35.5cm 8 Years 45cm 37cm Please note as these garments are all hand cut, please allow a garment tolerance of +/- 1cm to 1.5cm for your measurements.,Not only is it a more sustainable farming method, it doesn't contain any nasty chemicals which may