Sport Fucker Boner Expansion Pack Black

Already a fan of the Sport Fucker Boner Kit? The Boner Expansion Pack Black is the add-on you didn’t know you needed. Made from TPR, this ball ring is super stretchable yet firm enough to deliver a satisfying squeeze – giving you more to work with every time.

The real appeal here is versatility. Stack it with your existing Boner Kit pieces to mix up the intensity, or wear it solo for a snug, secure fit. The stretchy TPR construction means it accommodates a range of sizes without losing its shape or grip.

Stackable design, firm stretch, real results

The ball ring measures 1.3 by 1.3 in. on the exterior and .9 by .9 in. on the interior, so you get a close, purposeful fit. Because it’s fully compatible with the Boner Kit, building out your collection is straightforward – just add rings until you find your perfect combination.

FAQ

What is the Boner Expansion Pack made from?

It’s made from TPR – a super stretchable yet firm material that flexes to fit and holds its shape during use.

What are the dimensions?

The ball ring exterior measures 1.3 by 1.3 in. and the interior measures .9 by .9 in.

Is it compatible with other Sport Fucker products?

Yes – the Boner Expansion Pack is stackable and fully compatible with the Boner Kit, so you can combine rings to customise your experience.

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Quick specs and key details

• Material: TPR – super stretchable and firm
• Ball Ring Exterior: 1.3 by 1.3 in.
• Ball Ring Interior: .9 by .9 in.
• Stackable design for customisable wear
• Compatible with the Boner Kit
• Colour: Black