Check the listing for details. Boveda™ 62% RH 2-Way Humidity Control - Size 67 Protects Up to 1 POUND (4-PACK). Color: Brown, Condition: New. Listed at 22.50 USD. Boveda™ 62% RH 2-Way Humidity Control | Size 67 Protects Up to 1 Pound (4-PACK) Boveda™ patented 2-way humidity control continually responds to ambient conditions by adding or removing moisture to affect the enclosed environment and deliver the pre-determined relative humidity (RH) level printed on the pack.It’s impossible for Boveda™ to over-humidify beyond the RH on the pack. That’s why our usage instructions talk about minimums, not maximums. There’s no such thing as using “too much”. More than the minimum will just last longer. Uses: Protection from moisture loss, terpene retentionSupports: Up to 1 lb. (450g)Includes: (4) 62%, 67g overwrapped Boveda™ in retail cartonFREE SHIPPING + 100% AUTHENTIC GUARANTEED This product is intended for legal purposes only. Check our other listings for different sizes and RH levels of the Boveda™ Packs. Boveda™ is a trademarked name, we are not associated with this trademarked name and are simply a reseller of their products. All images and descriptions provided for this listing are property of Peachy Pablo LLC and have not infringed any trademark or copyright rights.