Millets Basket Close Menu Search Store Finder Twitter Facebook Instagram Blog Engage voice search Offer logo Click and collect logo Delivery logo
Choose size in stock:

Selected size:

The Merrell MQM Flex 2 GTX is a remarkable shoe that combines the best features of trailer runners and hiking shoes and doesn’t compromise on either. The GORE-TEX® waterproof membrane is lightweight, waterproof and breathable, giving you total protection on the trail or the hill. The InvisibleFit construction, Kinetic Fit™ BASE insole and FLEXconnect® cushioned midsole combine to offer extreme comfort when running or walking.

View product information

Product code: 15993989 / 350664


  • GORE-TEX® waterproof membrane - lightweight, breathable protection
  • InvisibleFit construction - fits and feels like an unprotected shoe
  • Waterproof and tear-resistant athletic mesh upper
  • Kinetic Fit™ BASE removable contoured insole - flexible support
  • FLEXconnect® cushioned midsole with flex-grooves - enhanced ground connection
  • Mountain-grade Quantum Grip™ rubber outsole
  • Tongue-integrated lacing system - snug, secure fit
  • Protective TPU toe cap
  • Air Cushion heel - absorbs shock and adds stability
  • Protective rock plate
  • Vegan-friendly
View summer essentials
SMQTREKC17SDD 9404300000#
View Sale Items
View Sale Items
View All Sustainable, Vegan

This product qualifies for the following delivery methods

Standard UK Delivery (3 - 5 Days) (FREE)


A tracking link will be provided once your order is despatched.

Premium Express Delivery (£6.95)


A tracking link will be provided once your order is despatched.

Bike Delivery (Up to 7 Days) (FREE)


This applies to all bikes, and these orders are upgraded to a specialist courier service.

Free Standard In Store (FREE)


Collect In Store (FREE)


Premium Next Day (£6.95)


Next day cannot be offered in the following areas, and will be attempted within 48 hours: BT (all Northern Ireland), GY, IM, JE, KW11-17, HS, PH32-35, ZE.

International delivery

From £4.99 to over 200 countries worldwide. Some restrictions apply.


Returning orders to us is easy. Whatever your reason, we offer a refund or exchange within 28 days of delivery or collection.

Size guide

3 35 5
3.5 36 5.5
4 37 6
4.5 37 6.5
5 38 7
5.5 39 7.5
6 39 8
6.5 40 8.5
7 41 9
7.5 41 9.5
8 42 10

Womens Footwear size guide

Measuring tips

Order your usual shoe size, but bear in mind that your feet can expand over a quarter size during a full day's walk. If you fall between sizes it is best to go for the bigger option.

Ratings & Reviews

Overall Rating

3.00 out of 5
2 reviews
Write a review
3 out of 5

The finish is not...

The finish is not up to Merrell's usual standard, the outside material looks like it's been made from black plastic bin liners, not a good look! Exchanged them for a better product from Milletts

3 out of 5

Look sooo nice and...

Look sooo nice and so comfy, not tight like some walking shoes when u put socks on.