- Latch hook rug kit. Kit includes: hand painted, 52% cotton/48% polyester, large hole (18 holes/10cm, 4.5 stitches /inch) canvas; cut packs of acrylic yarn; latch hook; front sheet picture and instructions in 8 languages (EN, NL, FR, GER, IT, SP, RU, SW). Approximate finished size: (w/h) 55 x 47cm or 22 x 18.8in. Age category: from 7 years. Difficulty level: easy.