# Dr. Pen M8 / M7S Cartridges - 20 Pack Round Nano Needles

✨ For those looking to address skin rejuvenation and reduce pain during procedure, the Round Nano cartridges for the [Dr. Pen M8](/products/dr-pen-m8-microneedling-pen) / [M7S microneedling pen](/products/dr-pen-m7s-microneedling-pen) offer a solution. 20 cartridges are provided per pack, and treatments are advised every 1-2 weeks.

💠 AUTHENTIC 20 PACK of Round Nano Bayonet Slot replacement cartridges for Dr. Pen Ultima M8 / M7S.

💠 INDIVIDUAL PACKETS: Every single cartridge is individually sealed in sterile packaging.

✅ Bealux USA is an authorized dealer of Dr. Pen kits and accessories. Beware of cheap imitations; buy only AUTHENTIC Dr.Pen kits and accessories!

❤️ IMPORTANT: Use each cartridge only ONCE. Always dispose of cartridges after use; they are NOT reusable. Repeated use of a cartridge may result in skin irritation and other negative side effects.

❤️ ATTENTION:  Before turning on the pen, make sure to remove the white cover on the top of the cartridge. For personal use only. Do not share with others to avoid infection. Never use on open wounds, on acne, or irritate the skin.

## Details

- **Price:** 39.0 USD
- **Vendor:** Dr. Pen
- **Type:** Cartridges

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 39.00 USD | In stock |

## Images

- Dr. Pen M7S / M8 Cartridges - 20 PACK Round Nano Needles - Dr.Pen Authorized Distributor - Microneedling Pen
- Dr. Pen M8 / M7S Cartridges - 20 PACK Round Nano Needles - Dr.Pen Authorized Distributor - Microneedling Pen
- Dr. Pen M7S / M8 Cartridges - Dr.Pen Authorized Distributor - Microneedling Pen
- Dr. Pen M8 / M7S Cartridges - Round Nano Needles - Dr.Pen Authorized Distributor - Microneedling Pen
- Dr. Pen M8 / M7S Cartridges - 20 PACK Round Nano Needles - Dr.Pen Authorized Distributor - Microneedling Pen
- Dr. Pen M7S / M8 Cartridges - RN Needles - Dr.Pen Authorized Distributor - Microneedling Pen
- Dr. Pen M8 / M7S Cartridges - Dr.Pen Authorized Distributor - Microneedling Pen
- Dr. Pen M8 / M7S Cartridges - Dr.Pen Authorized Distributor - Microneedling Pen
- Dr. Pen M8 / M7S Microneedling Pen and Cartridges - Dr.Pen Authorized Distributor - Microneedling Pen
- Dr. Pen M7S / M8 Cartridges - Dr.Pen Authorized Distributor - Microneedling Pen

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> Source: [Dr. Pen Authorized Retailer - Microneedling Pen](https://drpen.net/products/dr-pen-m8-m7s-cartridges-20-pack-round-nano-needles)
> Updated: 2026-05-31