Ultra Boost Inserts (shipped out on Apr 29)
The sizing guide below only serves as a guideline. For the most accurate fit, please measure your garment and contact us.
Ultra Boost Inserts:
Tip: always size down if you're in between sizes for a seamless fit.
Please note that results may vary depending on breast size and shape. Results will be similar to a double push up bra. BOOMBA results work best with natural breasts.
Please feel free to contact us for further assistance, we'd love to hear from you!



















Please note that this is a pre-order, it will ship out by 26th April 2021.
All sizes of the Cocoa Ultra Boost Inserts are in-stock at the US warehouse and will be shipped out right away.
The most padded insert on the market. The go-to for that wow factor. Instantly boost up to 2 cup sizes. Recommended for tops with structure in the chest area.
- Works with 34A to 34DD (Refer to the size chart)
- Boost up to 2 cup sizes
- Prevents nipple slips in low cut tops
- Insert stays put and keeps clothing in place
- Sweat & water resistant
- Interchangeable between outfits, no sewing required
- Our products are not intended for women who are pregnant or breastfeeding, or individuals who have augmented breasts, sensitive skin, or thin skin
Unlike a sticky bra that is supported by the adhesive, BOOMBA inserts are supported by the clothing, they cannot stay up by themselves. It is crucial to wear them in tight, structured, and fitted tops.
Ultra Boost (cocoa) in size B may come in either the gift packaging or the eco-friendly packaging. For every product sold in our eco friendly packaging, BOOMBA will be donating $2 towards the charity of the month.
























































