Excellent multi-purpose Bands; suitable for agility drills, jump training, speed training, strength training and rehabilitation. These bands can be used on their own or in conjunction with other equipment for added resistance. Available in five colour-coded sizes. The wider the band the more resistance offered. Maximum safe stretch approximate 150%. Contains Latex. Power Band Resistance Testing based on % elongation: Level 1: 1- 1.15 x 6kg - 2 x 9kgLevel 2: 1 -1.15 x 9kg - 2 x 11kgLevel 3: 1 - 1.15 x 11 kg - 2 x 13 kgLevel 4: 1 - 1.15 x 18kg - 2 x 21kgLevel 5: 1 - 1.15 x 27kg - 2 x 32kg Multi-purpose, multi-level Power Bands Every band has a wall thickness of 4.55mm Progressive resistance levels that make these bands ideal for all fitness levels Multi-layered construction for enhanced durability Colours and logos may vary