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Matrix XL Mass Protein Flapjack - Chocolate Deluxe

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Buy 2 for £0.95 each OR Buy 3 for £0.93 each


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What are Matrix XL Mass Protein Flapjacks?

Matrix Nutrition’s XL Mass Protein Flapjacks are a delicious tasting bar packed full of all the nutrients needed to build and maintain serious size and muscle mass. The XL Mass Protein Flapjack contains fundamental mass building ingredients such as rolled oats and wholegrain oat flakes combined perfectly with protein from quality sources. The XL Mass bar is a brilliant tool for increase your total daily calories packing in a massive 373 in every hefty 100G bar.

How will Matrix XL Mass Protein Flapjacks benefit you?

This unique 100G protein bar will support numerous training goals including muscle mass development and weight gain. The XL Mass Protein Flapjacks packs in a massive 30g protein in every bar, combined with 45g of carbohydrates to both repair and regenerate muscle after exercise.

Key Factors

  • 30g premium protein per 100g bar
  • 45g carbs, only 11g sugars
  • 373 kcal per bar

Ideal time to use Matrix XL Mass Protein Flapjack

Ideal Time to use Hardcore Tribulus

Who are Matrix XL Mass Protein Flapjacks ideal for?

XL Mass Protein Flapjack is ideal for individuals who want to increase strength, weight and muscle mass. XL Mass is perfect for anyone who wants to significantly increase their protein and calorie intake with one single snack.

Quality Assurance

When using Matrix Nutrition supplements you can have 100% confidence in the quality of both our products and suppliers. Each product undergoes multiple-rounds of testing before it reaches our customers, ensuring quality and consistency is constantly at the forefront of everything we do.

Produced at a state of the art UK facility, we don’t use cheap re-sealable bags, we prefer to spend more on our side to ensure you get a robust, easy to use product and a FREE scoop is included in every product.

Next Day Delivery - Only £3.99

Order before 6pm for same day despatch.

Delivery on all items is only £3.99 and will be sent by next day delivery as standard. Delivery charge applies per order regardless of number of items purchased. Delivery costs to other areas and countries depends on distance and weight. The next day service is not currently available to customers living in highlands and islands but we will aim to get your order to you within 2-3 working days instead.

Free Next day Delivery when you spend £65.

Available to UK mainland customers. The next day service is not currently available to customers living in highlands and islands but we will aim to get your order to you in 48 working hours instead.