18mm To 14mm Matrix Downstem(Pack Of 3)

  • Sale
  • $24.99
  • Regular price $54.00


if you're looking for a brand new downstem to fit your beaker bong, and you might always think that your old downstem didn't generate enough bubbles for sufficient filtration and smoothing your hit. This matrix perc 18mm to 14mm downstem might be one of the best choices! 

If you're familiar with a matrix perc bong, you'll know that a matrix percolator can generate a massive amount of bubbles through multiple holes located all around the percolator and it can distribute the mix of air and smoke evenly so a smooth and chilled hit is guaranteed! 

This matrix perc downstem features 6 sizes : 3.5 inches(9cm), 3.9 inches(10cm), 4.3 inches(11cm), 4.7 inches(12cm), 5.1 inches(13cm), 5.5 inches(14cm). 

The material of this downstem is high-quality borosilicate glass, the built quality is better than most of the downstems on the market, its thickness guarantees a lifetime use if it's been cared for properly. 

Feature Of This Matrix Perc Downstem

  • Pack Of 3
  • High-Quality Borosilicate Glass.
  • Fits All Beaker Bongs That Features An 18mm Female Joint.
  • 18mm To 14mm Joint
  • Downstem Length: 3.5"(9cm), 3.9"(10cm), 4.3"(11cm), 4.7"(12cm), 5.1"(13cm), 5.5"(14cm). 
  • Matrix Percolator
  • Category: Downstems, Bong Accessories


June 2020: Due to a surge in demand and possible logistical difficulties caused by protests, you may experience shipping delays.

Processing Time:  Orders generally ship within 2 business days. Once the order has been shipped, you will receive a notification email with tracking ID. 

Shipping Time

  • For US Orders

All orders will be shipped from our California based fulfillment center. Standard free shipping delivery is usually within 7 business days(For domestic zip codes).

Express shipping delivery is usually within 3 days(DHL eCommerce Package).

Please note that if more than one item is placed in a single order, items may be delivered separately depending on stock and might potentially processed from different warehouses. 

  • For Canada Orders

All orders will be shipped from our Hong Kong based fulfillment center. Standard free shipping delivery is usually within 6~10 Woking Days(Remote Areas +5 Working days).

Order Value Over USD$120 We provide free EMS/DHL Express Shipping

Order Value Under USD$120, You can choose EMS(5-15 Working Days - Accepts PO Box Addresses, )for a flat rate of USD$19.99 or DHL (3-7 Working Days) for a flat rate of USD$29.99. 

Please note that if more than one item is placed in a single order, items may be delivered separately depending on stock and might potentially processed from different warehouses. 

  • For International Orders

We'll be shipping international orders from our Hong Kong based warehouse using HK Post or 4PX for standard free shipping and DHL International Package for express shipping.

Standard shipping delivery is usually within 10-20 days, but can vary due location of customer as well as potential hangups in to customs. 

Express shipping delivery is within 3~7 days. 

All Puffing Bird products are carefully and securely packaged, ships with unmarked brown paper boxes/plaint plastic postal bags.

Feb 2020 Happy Valentine's! 

 - Use Coupon Code "PB10" To Get 10% Off ALL Items At Checkout - Expired 

- Use Coupon Code "Hi2020"To Get 15% Off For ALL Items In The Clearance Collection - Expired 

 - Use Coupon Code "XOXO" To Get 10% Off ALL Items At Checkout - Expired

Jan 2020

- Use Coupon Code "PBSALE"To Get 15% Off For ALL Items In The Clearance Collection 

December 2019 

- Use Coupon Code "Xmas"To get 10% Off at Checkout - Coupon Code: Xmas