Massive Customs

118 products ★ 4.9

Thoughtfully designed storage solutions for injection pens, vials, and home fitness accessories. Designed and made to order in Michigan for clarity, compatibility, and everyday use.

Massive Customs

All products

All Injection Storage Home Fitness Accessories B-Stock Featured Products Made for Pets Every Day Carry Zepbound + Mounjaro Cases Ozempic + Wegovy Cases Medication Vial Storage Companion Box Favorites Massive Merch Event - DefiPlate Games 2026 JP Inspired Vial Cases Trenton Summer Festival Keychains Cupholders Best Sellers Store Your Shots All Kwikpen Cases 3mL Vial Cases 10mL Vial Cases Wegovy Cases Insulin Pen Cases
MC Slim - The Original Massive Customs 4-Shot Slim Fridge Case for Zepbound® & Mounjaro® Injection Pens

MC Slim - The Original Massive Customs 4-Shot Slim Fridge Ca

USD 29.99
MC Dozen Slim - The Original Massive Customs 12-Pen Slim Fridge Case for Zepbound® & Mounjaro® Injection Pens

MC Dozen Slim - The Original Massive Customs 12-Pen Slim Fri

USD 66.99
MC Dozen - The Original Massive Customs 12-Pen Fridge Case for Zepbound® & Mounjaro® Injection Pens

MC Dozen - The Original Massive Customs 12-Pen Fridge Case f

USD 59.99
MC Solo - The Original Massive Customs Single-Pen Travel Case for Zepbound® & Mounjaro®

MC Solo - The Original Massive Customs Single-Pen Travel Cas

USD 19.99
MC Kwik for Zepbound KwikPen - The Original Massive Customs Storage Case Compatible with Zepbound® KwikPen & Humalog® KwikPen

MC Kwik for Zepbound KwikPen - The Original Massive Customs

USD 29.0
MC Cannon - The Original Massive Customs 4-Pen Storage Jar for Zepbound® & Mounjaro® Injection Pens

MC Cannon - The Original Massive Customs 4-Pen Storage Jar f

USD 25.99
MC Slim 8 - The Original Massive Customs 8-Pen Slim Fridge Case for Zepbound® & Mounjaro® Injection Pens

MC Slim 8 - The Original Massive Customs 8-Pen Slim Fridge C

USD 59.99
MC Slim for Wegovy - The Original Massive Customs 4-Pen Slim Fridge Case for Wegovy® Injection Pens

MC Slim for Wegovy - The Original Massive Customs 4-Pen Slim

USD 26.99
MC Dozen for Wegovy - The Original Massive Customs 12-Pen Slim Fridge Case for Wegovy® Injection Pens

MC Dozen for Wegovy - The Original Massive Customs 12-Pen Sl

USD 36.99
B-Stock Injection Pen Storage Cases - Cosmetic Seconds, Fully Functional

B-Stock Injection Pen Storage Cases - Cosmetic Seconds, Full

USD 15.0
MC Kwik for Ozempic - The Original Massive Customs Storage Case Compatible with Ozempic® Pens

MC Kwik for Ozempic - The Original Massive Customs Storage C

USD 29.99
The Original Massive Customs Jurassic Park Barbasol CryoCan 10mL Vial Storage Case

The Original Massive Customs Jurassic Park Barbasol CryoCan

USD 49.99
MC Zepsquad - The Original Massive Customs Storage Case for Four Zepbound® or Humalog® KwikPens

MC Zepsquad - The Original Massive Customs Storage Case for

USD 36.99
MC Vault - The Original Massive Customs 5 & 12-Vial Storage Case for 3mL, 5mL & 10mL Medication Vials

MC Vault - The Original Massive Customs 5 & 12-Vial Storage

USD 21.99
MC Stack 4 - The Original Massive Customs Stackable 4-Pen Fridge Case for Zepbound® & Mounjaro®

MC Stack 4 - The Original Massive Customs Stackable 4-Pen Fr

USD 27.99
The Original Massive Customs Magnetic Rack Position Markers for 3-Inch Uprights

The Original Massive Customs Magnetic Rack Position Markers

USD 7.99
The Original Massive Customs Personalized Weekly Pill Organizer - Magnetic AM & PM Pill Case

The Original Massive Customs Personalized Weekly Pill Organi

USD 23.99
The Original Massive Customs Emergency Pill Case Keychain - Compact Threaded Med Holder with Carabiner

The Original Massive Customs Emergency Pill Case Keychain -

USD 10.0
The Original Massive Customs Q-Tip Travel Holder - Portable Cotton Swab Storage Case

The Original Massive Customs Q-Tip Travel Holder - Portable

USD 5.99
Ultra Heavy Duty Magnetic Rack Position Markers from Massive Customs

Ultra Heavy Duty Magnetic Rack Position Markers from Massive

USD 10.99
The Original Massive Customs Magnetic Rack Position Markers for 2-Inch Uprights

The Original Massive Customs Magnetic Rack Position Markers

USD 7.99
MC Vault 10 Adapter - 3mL to 10mL Vial Adapter Sleeve for Zepbound, Insulin & Peptide Vials

MC Vault 10 Adapter - 3mL to 10mL Vial Adapter Sleeve for Ze

USD 9.99
The Original Massive Customs Rogue J-Cup Upgrade Kit - Full Coverage Sandwich-Style Barbell Protection

The Original Massive Customs Rogue J-Cup Upgrade Kit - Full

USD 19.99
MC Stack 5 - The Original Massive Customs Stackable 5-Pen Fridge Case for Zepbound® & Mounjaro®

MC Stack 5 - The Original Massive Customs Stackable 5-Pen Fr

USD 30.99