• NEXZ - Mmchk / The 2nd Single Album (Umm... ver. / Chk! ver.) (2SET) cover

NEXZ - Mmchk / The 2nd Single Album (Umm... ver. / Chk! ver.) (2SET)

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WITHMUU Pre-Order Bonus: 2 of 7 unreleased selfie photocards included randomly per album set. Purchase 7+ albums in one order to receive all 7 without duplicates.

This is a pre-order item. Korea release date: April 27, 2026. Orders will ship once the item is released and received at our US warehouse.

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NEXZ - Mmchk / The 2nd Single Album

(Umm... ver. / Chk! ver.) — 2SET

Includes both Umm... ver. and Chk! ver. Random covers — version combination cannot be specified.

Each Album Includes:

  • Photobook (160×220mm, 80p)
  • Envelope (90×150mm)
  • CD-R
  • CD Envelope
  • Items Postcard (Random 1 of 7)
  • Photocard (Random 1 of 7)
  • Lyric Poster
  • Mmchk Glasses
  • Hidden Message (Random 1 of 7)
  • NEXZ Game Card
  • NEXZ Game Card Envelope
  • Sticker
  • Mini Poster
  • Folded Poster

Made in Korea

SHIPPING INFORMATION

  • Orders are fulfilled within 3-4 business days after all
    items in your orders are ready.
  • Pre-ordered products will ship separately from in-stock products.

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NEXZ - Mmchk / The 2nd...
$40.99 USD
$40.99 USD
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NEXZ - Mmchk / The 2nd...
$40.99 USD
$40.99 USD
NEXZ Mmchk 2SET detail

NEXZ - Mmchk / The 2nd Single Album

(Umm... ver. / Chk! ver.) — 2SET

Includes both Umm... ver. and Chk! ver. Random covers — version combination cannot be specified.

Each Album Includes:

  • Photobook (160×220mm, 80p)
  • Envelope (90×150mm)
  • CD-R
  • CD Envelope
  • Items Postcard (Random 1 of 7)
  • Photocard (Random 1 of 7)
  • Lyric Poster
  • Mmchk Glasses
  • Hidden Message (Random 1 of 7)
  • NEXZ Game Card
  • NEXZ Game Card Envelope
  • Sticker
  • Mini Poster
  • Folded Poster

Made in Korea

✔ Official & 100% Authentic Product

Shipping Information

  • Processing time: 2–5 business days
  • Pre-order items ship after release date
  • Tracking number provided

Packaging

  • Bubble wrapped for protection
  • Box packaging for albums/lightsticks
  • Unboxing video required for damage claims

International Orders

  • Customs fees are not included
  • Delivery time varies by country

Returns & Exchanges

  • No returns after album is opened
  • Minor dents/scratches are not exchangeable
  • Video proof required for damaged items

Random Item Policy

  • Photocards are random and cannot be selected
  • Random versions cannot be exchanged

Pre-Order Notice

  • Shipping may be delayed due to supplier
  • First press benefits while supplies last

Frequently Asked Questions!

FAQ's

Are your products official and authentic?

Yes! All products sold at WithMuu are 100% official and authentic merchandise sourced from verified suppliers.

How long does shipping take?

Orders are fulfilled within 3-4 business days after all items in your orders are ready.

Can I return or exchange my order?

Yes. Returns must be postmarked within 15 days of delivery for a refund, or within 30 days for store credit or exchange. Items must be unused and in original packaging.

Do albums include photocards and pre-order benefits?

If photocards or pre-order benefits are included, it will be clearly mentioned in the product description.

How can I track my order?

Once your order ships, you will receive a tracking number via email so you can monitor your delivery.