Reviews Cobalt free Humidity Indicator Card

SainSmart 3D Printer Filament Storage Bag Vacuum Sealed Bags Vacuum Compression Storage Bags, Prevent and Monitor Moisture - 10 Bags with 15 Desiccants, 15 Humidity Indicator Cards and 1 Hand Pump

SainSmart 3D Printer Filament Vacuum Storage Kit now available in larger size. With a vacuum bag measuring 40cm×40cm (15.75”×15.75”), you can now storage two filament spools in one bag. Note: with a larger size bag, it would took longer for you to seal it with the hand pump, we high recommend you to use an electric pump to make it easier..
Comprehensive Vacuum Storage Kit: The state of the filament you use is the key to the quality of your prints, the eVaccum 3D Printer Filament Storage Kit allows you to keep your filaments in tip-top shape with ease..
Protects from Moisture: Durable vacuum compression bags, heavy-duty valve, and double seal zipper for airtight protection..
Easy Monitoring: Clear vacuum bags, together with cobalt-free humidity indicator cards enables you to have a quick view of the humidity level of your filaments without opening the bags.The humidity indicator cards can be reused after drying with oven or hair dryer..
What's included: Hand Pump × 1, Vacuum Bag × 10, Sealing Clip × 2, Desiccant × 15, Humidity Indicator Card × 15.

We include 1 Humidity Indicator Card as a hands-free way of monitoring the (RH) level in your container, so there’s no guessing game as to when your Humi-Smart pack is ready to be replaced. When the PINK dot on the Humidity Indicator Card turns BLUE, its time to put a fresh Humi-Smart pack in your container.
Includes quantity 4 30g HUMI-SMART 2-way 72% RH Humidity Control Packs.

2 WAY HUMIDITY CONTROL Integra Boost Humidity Control adapts to its surroundings - either releasing or absorbing moisture as needed.
SPILL AND TEAR RESISTANT Non-toxic 2-way humidity control packs that are salt-free (packets are made with food-safe ink).
MOISTURE CONTROL Place it where you need moisture control the most, great for pantry items, cigar storage, etc.
INCLUDED INDICATOR Each pack included a humidity indicator card when the dot on the card turns blue its time to replace your Integra Boost pack.
2 WAY CONTROL TECHNOLOGY Using 2-way control technology, Integra Boost packs maintain relative humidity near 62% in a controlled and contained environment.

2 WAY HUMIDITY CONTROL – Integra Boost Humidity Control adapts to its surroundings – either releasing or absorbing moisture as needed.
SPILL AND TEAR RESISTANT – Non-toxic 2-way humidity control packs that are salt-free (packets are made with food-safe ink).
MOISTURE CONTROL – Place it where you need moisture control the most, great for pantry items, cigar storage, etc.
INCLUDED INDICATOR – Each pack included a humidity indicator card – when the dot on the card turns blue it’s time to replace your Integra Boost pack.
2 WAY CONTROL TECHNOLOGY – Using 2-way control technology, Integra Boost packs maintain relative humidity near 62% in a controlled and contained environment.

2 WAY HUMIDITY CONTROL – Integra Boost Humidity Control adapts to its surroundings - either releasing or absorbing moisture as needed.
SPILL AND TEAR RESISTANT – Non-toxic 2-way humidity control packs that are salt-free (packets are made with food-safe ink).
INCLUDED INDICATOR – Each pack included a humidity indicator card – when the dot on the card turns blue it’s time to replace your Integra Boost pack.
MOISTURE CONTROL – Place it where you need moisture control the most, great for pantry items, cigar storage, etc.
2 WAY CONTROL TECHNOLOGY – Using 2-way control technology, Integra Boost packs maintain relative humidity near 62% in a controlled and contained environment.

2 WAY HUMIDITY CONTROL Integra Boost Humidity Control adapts to its surroundings - either releasing or absorbing moisture as needed.
SPILL AND TEAR RESISTANT Non-toxic 2-way humidity control packs that are salt-free (packets are made with food-safe ink).
MOISTURE CONTROL Place it where you need moisture control the most, great for pantry items, cigar storage, etc.
INCLUDED INDICATOR Each pack included a humidity indicator card when the dot on the card turns blue its time to replace your Integra Boost pack.
2 WAY CONTROL TECHNOLOGY Using 2-way control technology, Integra Boost packs maintain relative humidity near 62% in a controlled and contained environment.

Ideal Solution for Dust & Water Proof: with double seal zipper and micro-porous design, this YOOPAI compression container provides a provides a closed and dry storage space for your products..
Efficient Vacuum Kit: with self-sealing valve on the storage bag and a tiny hand pump, YOOPAI allows you to create a vacuum state for your filaments in a few seconds to keep them in tip-top shape and portable..
All-round Moisture Monitoring: cobalt-free humidity indicator cards go for having a quick view of the humidity level of your filaments without opening the bags.
the included desiccant serves as a double insurance for a dry space..
High Quality & Broad Compatibility: maded of food grade PE+PA composite material, this BPA-free environment friendly storage bag is safe, durable and recyclable.
especially designed for 3D printer filament of 0.5KG/0.75KG/1KG and 1.75mm/2.85mm/3mm. It can also used for food or other material storage..
More Bags in Package: one YOOPAI vaccum kit includes filament storage Bag × 20, Hand Pump × 1, Sealing Clip × 5, Desiccant × 5, Humidity Indicator × 5..

Use our 8-gram Integra Boost 2-way humidity control packs to control moisture in an enclosed area..
Our patented technology will either release or absorb moisture, maintaining relative humidity at 62% in a contained environment..
We include a smart, simple-to-read to Replacement Indicator Card with our Integra Boost packs..
Simply replace the old pack with a fresh one when the dot on the Replacement Indicator Card turns bright blue..
Twin Canaries Chart Included with Every Order!.

Use our 4-gram Integra Boost 2-way humidity control packs to control moisture in an enclosed area..
Our patented technology will either release or absorb moisture, maintaining relative humidity at 62% in a contained environment..
We include a smart, simple-to-read to Replacement Indicator Card with our Integra Boost packs..
Simply replace the old pack with a fresh one when the dot on the Replacement Indicator Card turns bright blue..
Twin Canaries Chart Included with Every Order!.

Use our Integra Boost 2-way humidity control packs to control moisture in an enclosed area..
Our patented technology will either release or absorb moisture, maintaining relative humidity at 62% in a contained environment..
We include a smart, simple-to-read to Replacement Indicator Card with our Integra Boost packs..
Simply replace the old pack with a fresh one when the dot on the Replacement Indicator Card turns bright blue..
Twin Canaries Chart Included with Every Order!.