The Blueline is specifically designed for bowlers that prefer a bowl that has a slightly wider line than the SR. It is designed specifically for Australian and New Zealand greens(including artificial greens). The trajectory is the same as Australia's No 1 selling bowl the SR.One can expect a little more turn at the end. The exceptionally even arc makes the Blueline particularly easy to play with and score.A real confidence builder in you hand. Available in sizes: 00 to 5. SUBJECT TO AVAILABILITY