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11.26.2025
SVNS Women 2025 Dubai. Photo by Alex Ho / World Rugby.
SVNS Women's team captains pose with the new 4.5 balls in Dubai. Photo by Alex Ho / World Rugby.
Author: GRR Staff

The upcoming HSBC SVNS World Series will be using a different-sized ball for the women.

World Rugby is expanding trials of a new ball size, a 4.5, for women’s rugby to this year's SVNS Series. 

For years the ball sizes have been 5 for adults and 4 for youth. There have been periodic calls for a smaller ball for women simply because the average hand size of an adult male is about 12% large in length and breadth, and 22% larger in overall circumference than those of adult females (source: NASA during their study of body proportions and the effect spaceflight has on them>>).

The new 4.5 ball mirrors those proportional differences (although, not exactly), and was developed in partnership with Gilbert to be the same weight as a size 5 while also maintaining the advanced aerodynamic and technological features.

The expansion follows positive player feedback from trials that include U18 and U20 international competitions, domestic competitions in Spain and Colombia, and elite  club training sessions.

World Rugby says that feedback from players indicated that they felt the new ball gave them greater control and accuracy (as it's a little easier to catch the ball in the fingertips and pass again quickly), providing a platform to showcase their skills while not impacting other elements of the game such as kicking.

Global sports such as basketball, cricket, athletics, and soccer already use equipment specifically designed for female players.

Player feedback on the new balls will be collected across the HSBC SVNS Series as well as other competitions and any future decision will be informed by this feedback alongside analysis of the impact on game metrics and injury rates.

Chair of World Rugby’s Women’s High Performance Committee, Melodie Robinson said: “World Rugby is committed to supporting women’s rugby in forging its own path to suit our players, not just following the history of the men’s game. In trialing this new ball we’re focused on player feedback and giving them the best possible stage to showcase their world-class skills. I’d like to thank Gilbert for their support in developing this updated ball and I look forward to seeing the amazing things our superstar players can do with it in HSBC SVNS.”

Richard Gray, Gilbert Commercial CEO, said: ”We are delighted to have been working alongside World Rugby on these ball developments for several years, for the enhancement of the women’s game. The introduction of the new balls into the HSBC SVNS Series is a sign of the success of previous trials and the quality of the product trialed so far. We’re pleased to be at the centre of the development of the global game, following an incredible Women’s Rugby World Cup 2025 and are committed to working closely with World Rugby to build on this momentum to grow the women’s game globally.”

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