Every garment is 100% cotton, our t-shirts are of organic composing, so your skin is safe with us! The measures provided into the several tables are extremely indicative. We suggest you to consider a margin of tolerance between 1 and 3 cm of the measures provided. In case you are undecided between two measures, we suggest you to choose the bigger one. We also suggest you to wash the garments with cold water and don’t dry it with the dryer, the optimal procedure would include hand washing and natural drying. SUGGESTION: follow our measures into the tables about t-shirts, hoodies and sweatshirt and compare length and width with the clothes you already have at home. That which is the closest, is the perfect one for you.