GRAV Coffee Mug Pocket Bubbler | 4.25" | 10mm F

$53.90

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Coffee Mug Pocket Bubbler 4.25" (Glass Pocket Bubbler with Fixed Downstem Diffuser)

Integrate tactical water filtration into a stealthy, hyper-portable layout with the Coffee Mug Pocket Bubbler. Measuring an ultra-compact 4.25 inches, this borosilicate glass instrument transfigures a familiar coffee cup silhouette into a high-performance pocket rig. The integrated handle offers an ergonomic grip while keeping your fingers isolated from the heat, delivering a satisfying, handheld smoking experience that feels solid yet remains completely unobtrusive.

Engineered for consistent fluid dynamics, this pocket bubbler houses a fixed internal downstem diffuser that splits hot smoke into a cooling wash of micro-bubbles before it exits the mouthpiece. The specialized chamber layout holds the optimal volume of water needed to cool your draws without adding excessive drag or risk of splashback. Included in this comprehensive setup is a matching 10mm male herb slide, precision-ground to form an airtight seal with the female receiver.

This playful, highly functional bubbler adds a lighthearted conversation piece to your current glassware collection while serving as a reliable travel companion. Its standard 10mm female joint system integrates effortlessly with your existing small-format dry herb bowls, quartz accessories, or micro-vaporizers. Expanding your hardware catalog with this compact, flat-based mug ensures an exceptionally stable tabletop footprint that protects against tipping during session transitions.

Key Features

Hyper-Portable 4.25-Inch Profile: Built with a condensed vertical footprint to slip easily into standard pocket cases, bags, or travel kits.
Novelty Coffee Cup Silhouette: Clever structural design disguises high-performance glass filtration under an artistic, everyday tabletop aesthetic.
Fixed Multi-Port Downstem: Built-in diffuser submerged inside the main reservoir delivers optimal bubbling action without removable components.
Thick Borosilicate Glass Stock: Crafted using highly durable, heat-tolerant glass to defend against thermal stress and wear.
10mm Male Ground Slide: Features a matching, front-loading dry herb bowl calibrated for rapid micro-dosing routines.
Integrated Structural Handle: Provides a natural, secure hand-lock point that keeps your hands completely clear of the loading area.

Specifications & Fitment Matrix

Product Classification: Novelty Handheld Glass Pocket Bubbler
Material Composition Core: 100% Premium Borosilicate Glass
Chassis Architectural Dimension: 4.25" Total Height x 1.75" Core Diameter
Body Shape Configuration: Faux Coffee Mug with Integrated Glass Handle
Joint Fitment Size: 10mm Female (F) Ground Connection
Percolation Configuration: Fixed Low-Resistance Downstem Diffuser
Included Component Asset: One (1) 10mm Male (M) Glass Herb Slide

Pros & Performance Advantages

The wide mug-base geometry offers exceptional stability, greatly reducing tipping risks when resting on desks.
An integrated handle offers an ergonomic carry option, keeping hot surfaces far from your fingers during rapid draws.
The direct, short airpath prevents vapor stalling, delivering quick and terpene-dense inhalations.

Pro Care & System Longevity

Diffuser Chamber Flushing: Pour isopropyl alcohol inside the mug mouth and shake to dissolve internal resin buildup from the fixed downstem.
Slide Joint Maintenance: Wipe the ground frosted connection clean after each session to prevent the slide from seizing inside the receiver.
Avoid tapping the glass mug handle or base against stone counters; always set down gently to prevent structural fracturing.

Products on this site are intended and sold for legal use by adults 21+ only.

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