Beautiful and good quality.
"Love these so much!!! So many beautiful colours and they bar is a perfect length, no reaction to the material either."
✓ Waterproof ✓ Hypoallergenic ✓ Tarnish Free
Build an instant belly jewellery collection with this Multi Pack of 20 Rainbow Double Crystal Belly Bars, featuring 14 Gauge curved barbells made from durable 316L surgical steel with sparkling cubic zirconia crystals at both ends. Waterproof and tarnish resistant for low-maintenance wear, the vibrant mix of crystal colours gives you plenty of options to switch, match and coordinate with different looks.
✨ Why You'll Love It
✔ 20 Bars in One Set: Twenty individual belly bars give you exceptional variety from a single multipack, with plenty of colours to rotate through and coordinate with different looks.
✔ Waterproof & Tarnish Resistant: Made from durable 316L surgical steel and designed for low-maintenance wear, so your jewellery can handle water, sweat and everyday life while maintaining its polished finish.
✔ Rainbow Double Crystal Sparkle: Coordinating crystal ball ends give every bar sparkle at both ends, while the mix of colours makes it easy to switch up your look whenever you want.
💎 The Detail
Bright, sparkling and packed with choice, this Rainbow Double Crystal set takes the classic belly bar and turns it into a complete colour collection. Each design keeps the same clean double-crystal silhouette while introducing a different shade, so the set feels coordinated without every piece looking identical.
The highlighted areas below show typical compatible placements for this jewellery.
Suitable for the highlighted piercing placements shown above. Check the gauge and bar length against jewellery that already fits your piercing comfortably.
Placement suitability and sizing can vary depending on your individual anatomy and piercing position.
These are the measurements for this piece of jewellery. If this product has multiple sizes, the guide will use your selected size where available. Compare with jewellery that already fits you comfortably if you're unsure.
We aim to dispatch orders within 24 hours, Monday–Friday. All UK delivery options are fully tracked.
Need it quickly? Express orders placed before 2pm Monday–Friday are eligible for same-day dispatch. Next Day Delivery orders must be placed before 2pm for same-day dispatch.
Cut-off times exclude weekends, UK Bank Holidays and multipack sets. Delivery estimates begin after dispatch.
Changed your mind? Unopened piercing jewellery can be returned within 90 days of purchase.
Your statutory rights are not affected.
MATERIALS & CARE
Care guidance based on the materials and finish used in this piece.
Surgical steel is durable and easy to maintain. Keep it clean and dry thoroughly after exposure to water or sweat.
Typical Belly Jewellery Sizing
| Jewellery Type | Common Gauge | Available Sizes* |
|---|---|---|
| Curved Belly Barbells | 14G / 1.6mm | 10mm, 11mm, 12mm |
| Hinged Belly Rings | 14G / 1.6mm | 11mm, 12mm |
*Sizes are a guide for healed piercings only. Anatomy and piercing depth vary, so your ideal fit may differ. Where possible, measure jewellery that already fits comfortably or ask your piercer.
Gauge / Thickness
| Gauge | Thickness |
|---|---|
| 14G | 1.6mm |
Curved Belly Barbells
| Length | General Fit |
|---|---|
| 10mm | Common belly bar length |
| 11mm | Slightly longer fit / a little more room |
| 12mm | Longer / roomier fit |
Hinged Belly Rings
| Ring Size | General Fit |
|---|---|
| 11mm | Common hinged belly ring size |
| 12mm | Larger / roomier fit |
How is each type measured?
Curved belly barbells: Length is measured along the wearable section of the curved bar between the top and bottom attachments. Decorative ends are not included in the measurement.
Hinged belly rings: Ring size is measured across the inside of the ring. This is the inside space of the ring, not the outside edges.

Everyone’s anatomy is different. If possible, measure jewellery that already fits you comfortably.
“Lovely belly bar! Looks just like the picture.”
Overall rating: 5.0 / 5 from 2 reviews.
Review topics: [].
"Love these so much!!! So many beautiful colours and they bar is a perfect length, no reaction to the material either."
"I love my order there’s so many different colours"