Product details indicate Gain Odor Defense detergents are HE-compatible and work in both regular and high-efficiency washers. They’re formulated for use across water temperatures, including cold, warm, hot, or labeled “all-temperature.”

Descriptions advise placing the detergent pac directly in the washing machine drum before adding clothes to ensure the pac dissolves properly and delivers the best clean.

Descriptions state Odor Defense targets tough or musty in-wear odors at the source rather than just masking them, lifting odors away while adding lasting fragrance.

The listings include liquid detergents and capsule/pac (pod) formats.

Descriptions mention fragrance capsules that provide 'all day' freshness and also state some formulas can keep scent 'up to 6 weeks from wash until wear.'