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Philter LabsID: #philter-labs
Philter Labs PHREND Refills | 2-Pack
Price
$27.99$34.99Save 20% ($7.00)
In Stock & Ready for Dispatch
Philter Labs PHREND Refills | 2-Pack — Available at GrasscityShop US with 20% off retail & free shipping.
100% Plain PackagingDiscreet unmarked box, zero glass mentions
30-Day GuaranteeHassle-free returns on unused items
Fast US TrackingUSPS live dispatch tracking
Encrypted CheckoutCard & Binance direct crypto
Philter Labs PHREND Refills | 2-Pack
If you need new filter cartridges for your Philter Labs PHREND, this 2-pack is for you! This package contains two PHREND cartridge filters so you can continue smoking in public without bothering anyone with second-hand smoke or vapor.
These biodegradable filter cartridges won't add to the growing pile of plastics plaguing our landfills and ecosystem for decades as they will completely biodegrade within 3 years. The packaging bag is compostable too for your peace of mind. Each cartridge filter will provide you with 500 exhales.
BrandPhilter Labs
MaterialHigh-Grade Borosilicate Glass
ShippingFree US Shipping & 100% Plain Packaging
Age Restriction21+ Adults Only
📦 100% Plain & Discreet Packaging
100% plain and discreet packaging in unmarked cardboard boxes with neutral sender details. Zero mention of smoke or glass on the outside.
🚚 Dispatch & Delivery Timelines
Orders received on business days before 12:00 PM are queued for same-day packing. Domestic delivery typically arrives in 2–4 business days via USPS Priority Mail or UPS Ground.
🛡️ 30-Day Return Policy
30-day return policy for unused, unopened items in original packaging. Return shipping is covered by the customer unless damaged on arrival.
01
Isopropyl Alcohol & Coarse Salt
For borosilicate glass bongs and pipes, use 91%+ isopropyl alcohol combined with coarse sea salt as a gentle abrasive. Swirl gently for 2–3 minutes.
02
Warm Water Rinse
Rinse thoroughly with lukewarm water until completely odorless. Never shock hot glass with ice water to avoid thermal micro-cracking.
03
Routine Downstem & Bowl Care
Soak smaller glass accessories in a sealable bag with alcohol and rinse weekly to maintain optimal percolation and clean airflow.
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