Jar Label Size Guide | Avery Recommended Label Sizes for Small Jars 100-200ml 40x40mm Square Label For small 10 to 20 cl jars about 6 to 7 cm high and with a TO63 or TO70 twist-off lid. Shop Now 120x70mm Rectangle Labels For small 10 to 20 cl jars about 5 cm high and with a TO70 twist-off lid. Shop Now 200x30mm Wraparound Labels