This set consists of 26 uppercase letters of English alphabet. Size Height of upperсase letter - 2.4'' (6 cm) The thickness of letters is 0.8'' (2 cm) The size of the letters is very convenient, they are not large or small. It is a great pleasure to hold letters in hands. Kids’ safety is our priority - made of oak wood - every letter is manually polished, smooth and safe for tiny hands - we use only safe oils by Biofa (Germany), which are renowned for their outstanding environmental and health credentials. These oils compile with the standards DIN EN 71.3 (children’s toys) and DIN 53160 (resistance to sweat and saliva). - letters are delivered in a linen bag, what perfectly suits for storing them while they are not used. Kindly note - Toys are recommended for children over 3 years. As with all children's products, adult supervision is required. Want to add oak numbers to your collection of toys? Just click here: https://www.etsy.com/listing/1033263764/numberblocks-toys-educational-wood-toys?ref=shop_home_recs_4&pro=1&frs=1 Want even more handcrafted eco-friendly toys? They are a click away: https://www.etsy.com/shop/HappyTreeStore?ref=seller-platform-mcnav§ion_id=20340865 Let's keep in touch Follow us on Instagram @ohhappytree And please share your reviews and comments:) We jump with joy every time you mention us in your stories or feed!