Heavy Mug

Name: Heavy Mug
Brand: Xmaster Fitness
Rating: 4.42 (4 reviews)

The XMASTER Heavy Mug is a novelty strength-training drinkware piece: a 304 food-grade stainless-steel mug deliberately weighted like a small kettlebell, sold in 8kg (18 lb) and 10kg (22 lb) versions with a knurled handle and screen-printed logo. Reviewers who handled it consistently praised the build – clean welds, an “industrial” finish, and accurate advertised weight – and its off-centered mass genuinely mimics a kettlebell, making it a legitimate (if tongue-in-cheek) grip and forearm challenge rather than a pure gag gift. The tradeoff is practicality: its ~3.4 oz drinking capacity and thick lip make actually drinking from it slow and awkward one-handed, so it functions more as a conversation piece and light grip trainer than daily drinkware, and at ~$110-$168 it commands a premium for what is fundamentally a novelty item.

Logo	Screen-printed, one side
Knurl	0.5mm
Handle	Knurled, off-center kettlebell-style grip
Volume	3.4 oz / 100ml (8kg version)
Material	304 food-grade stainless steel
Net weight	8kg / 18 lb (also sold in a 10kg / 22 lb version)
Manufacturer	XMASTER Fitness

What is a Miscellaneou?

What’s in Miscellaneous

This is the catch-all for the conditioning tools and accessories that don’t fit a single equipment class — weighted vests and plate carriers, medicine and slam balls, plyo boxes, ab mats, and the odds and ends that round out a garage gym. Items land here because their job (loaded carries, jumps, core work) cuts across the categories rather than sitting neatly inside one.

Who it’s for

Anyone filling in the gaps around the big pieces. If you already have a rack, bar, and plates, this is where you find the vest for rucking and weighted push-ups, the ball for slams and wall throws, or the box for step-ups and box jumps. Match the tool to the training you actually do — a plate carrier for conditioning and rucking, plyo boxes for explosive work — rather than buying the whole shelf.

How it compares

	Heavy Mug	Donnie Thompson Casual Bowtie	Anchor Loader	Mini Bar Deadlift Jack
GymRadar rating	4.42/5	4.42/5	4.42/5	4.43/5
Price	$110.00	$59.99	$105.00	$54.97
Logo	Screen-printed, one side
Knurl	0.5mm
Handle	Knurled, off-center kettlebell-style grip
Volume	3.4 oz / 100ml (8kg version)
Material	304 food-grade stainless steel	Elastic webbing, softer/more flexible than the Formal Bowtie		11-gauge steel
Net weight	8kg / 18 lb (also sold in a 10kg / 22 lb version)
Manufacturer	XMASTER Fitness	Spud Inc.		Titan Fitness

4.4/5 · 4 GymRadar reviews

Reviews by source

Expert	4.42/5	4 reviews
Youtube	3.8/5	2 reviews

The XMASTER Heavy Mug is a stainless-steel drinking mug deliberately weighted to double as a mini kettlebell, and it delivers well on that narrow premise. Build quality is the standout – both independent reviewers who handled it called out clean welds and a genuinely “industrial,” well-finished piece of 304 stainless steel that hits its advertised 18 lb weight exactly. Functionality is the weakest dimension: the thick lip and roughly 3.4 oz capacity make actually drinking from it slow and awkward one-handed, so in practice it’s a grip/forearm novelty and conversation piece more than daily drinkware, and at ~$110-$168 it’s a premium price for a product both reviewers describe as fundamentally a novelty item.

+Build quality: clean welds and an "industrial," well-finished piece of 304 stainless steel (YouTube: Hops And Brews)
+Build quality: nicely finished overall, screen-printed logo, heavy-duty base that resists sliding (Review: ShreddedDad)
+Functionality: advertised weight is accurate -- hits its 18 lb spec on the nose, and the off-centered mass genuinely mimics a kettlebell for grip/forearm work (YouTube: Hops And Brews, YouTube: Basement Brandon)
+Versatility: doubles as a legitimate grip-strength and forearm challenge beyond its novelty framing -- one reviewer calls it "a tiny little kettlebell" (YouTube: Hops And Brews)

−Functionality: thick lip and ~3.4 oz capacity make it slow and awkward to actually drink from one-handed (YouTube: Hops And Brews, YouTube: Basement Brandon)
−Value: expensive for what both reviewers frame as a novelty/gag item -- roughly $110-$168 depending on weight and retailer (Review: ShreddedDad, YouTube: Basement Brandon)
−Versatility: very little drinking area (about 3.5 oz), so its practical use case beyond novelty and light grip work is narrow (YouTube: Basement Brandon)
−Durability: no independent long-term wear data -- both sources are first-look/unboxing style coverage, not extended-use reviews

$110.00

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