Bc113 Building Blocks Blanket Sizes 0-12 months – 4ply KNITTING PATTERN Building Blocks Blanket, knitted in beautiful merino 8ply. Geometric textured blocks of knit and purl patterns reflect the textures and patterns of nature. The pattern has two sizes, bassinet and cot and the pattern is written with charts. TENSION: 22 sts and 30 rows to 10 cm [4 ins] over stst on 4 mm [6 US] needles.