Moldex 6702 Softies EcoStation Refill: 500-Pair Replacement Pack for the 6701 Dispenser

Moldex 6702 Softies EcoStation Refill: The Gentlest NRR 33 Earplug for High-Turnover Workforces

When a workforce is new to hearing protection — or when workers regularly complain that foam earplugs hurt — the Moldex 6702 Softies EcoStation Refill is the answer safety managers reach for first. Softies are Moldex's bell-shaped, ultra-soft foam earplug, engineered specifically to minimize insertion discomfort while still delivering a full NRR 33 dB noise reduction rating. The 6702 refill pack provides 500 pairs (10 pocket-pack sleeves of 50 pairs each) for use with the Moldex EcoStation wall-mount dispenser.

This review covers everything a safety professional needs to know: the foam technology behind Softies, how the EcoStation dispensing system works, OSHA and NIOSH compliance considerations, cost-per-pair math, and how the 6702 compares to other Moldex EcoStation refill options across all earplug styles.

What Makes Softies Different: Bell-Shaped Foam Engineered for Comfort

Most disposable foam earplugs use a cylindrical or bullet shape that requires rolling the plug down to a thin cylinder, inserting it into the canal, and holding it while it expands. Softies take a different approach. The bell shape — wider at the tip, gently tapered — allows the plug to conform to the outer ear canal opening without requiring the same level of compression during rolling. The result is an earplug that feels significantly softer on insertion than traditional cylindrical plugs.

The foam compound Moldex uses for Softies is a proprietary low-pressure polyurethane blend. When you roll a Softie down, it compresses easily without the resistance you feel in denser foams. Once inserted, it expands slowly and gently, spreading laterally to seal the canal without the pressure sensation that causes many workers to remove plugs prematurely. This matters: NIOSH data consistently shows that improper fit or early removal dramatically reduces real-world attenuation — a plug worn for only 8 out of 8 hours provides full NRR 33 protection, but a plug removed for even 30 minutes in an 8-hour shift drops effective protection by more than half.

For facilities dealing with hearing protection compliance problems rooted in discomfort complaints, switching to Softies frequently resolves the issue without requiring a different PPE program architecture. The full ear plug catalog includes multiple foam options, but Softies remain the top recommendation for comfort-first situations.

EcoStation Dispensing System: How the 6702 Refill Works

The Moldex EcoStation is a wall-mount dispenser designed to make hearing protection accessible throughout a facility without requiring workers to visit a supply room. The dispenser holds pocket-pack sleeves of earplugs; workers pull a pair from the sleeve and take them to their workstation or work area. The 6702 is the refill unit — not the dispenser itself — meaning you need an EcoStation dispenser already installed before ordering refill packs.

Each 6702 refill unit contains 10 pocket-pack sleeves of 50 pairs each, totaling 500 pairs per refill order. The pocket-pack format keeps earplugs clean and individually packaged until use, which satisfies OSHA hygiene requirements for shared PPE dispensing points. Sleeves are labeled with the earplug model and NRR, supporting documentation for hearing conservation program audits under 29 CFR 1910.95 (OSHA's Occupational Noise Exposure standard).

For facilities that need a larger supply between restocking visits, the Moldex 6532 Softies EcoStation XL Refill provides 750 pairs per refill unit using the XL-format EcoStation dispenser — a 50% increase that reduces restocking frequency on large floors. If your facility uses SparkPlugs instead of Softies, the Moldex 6704 SparkPlugs EcoStation Refill is the 500-pair equivalent for that plug style.

OSHA Compliance and NIOSH Hearing Conservation Requirements

Under 29 CFR 1910.95, employers must provide hearing protection at no cost to employees when TWA noise exposures reach or exceed 85 dB(A) over an 8-hour shift. At 90 dB(A) — OSHA's permissible exposure limit — hearing protection becomes mandatory. The standard also requires a written hearing conservation program, audiometric testing, training, and recordkeeping when workers are in the action level range.

The NRR 33 rating on Softies is the highest available in the disposable foam earplug category and is tested per ANSI S3.19 laboratory protocol. OSHA's noise exposure calculation method divides the NRR by 2 and subtracts 7, yielding an estimated real-world attenuation of approximately 13 dB when used per OSHA's conservative formula — or up to 33 dB under ideal laboratory conditions. NIOSH recommends a 50% derating for foam earplugs in typical workplace use, yielding approximately 16.5 dB of effective attenuation.

For a worker exposed to 100 dB(A) TWA noise, even the conservative OSHA-derated NRR 33 earplug reduces effective exposure to approximately 87 dB — below the 90 dB PEL, and approaching the 85 dB action level. This makes Softies a viable single-protector option for most industrial noise environments. Environments exceeding 105 dB(A) typically require dual protection (earplugs plus earmuffs from the safety earmuffs collection).

For a deeper look at how NIOSH and OSHA approach hearing protection requirements differently, see our guides: What Is NIOSH and NIOSH vs. OSHA Breakdown.

Who Should Use Softies: Industry and Worker Profile Fit

High-turnover manufacturing: When a percentage of workers are new each week or month, a comfort-first earplug reduces resistance to wearing PPE. New workers who have never used foam earplugs often find the insertion process uncomfortable; Softies' gentle expansion eliminates the "pressure" complaint that supervisors hear most often.

Workers with sensitive or narrow ear canals: Not all ear canals are the same diameter. Workers who consistently report that standard foam earplugs are painful even after full expansion are often experiencing a fit problem, not a size problem — the foam is too stiff for their canal. Softies' low-density foam addresses this directly.

Light assembly and inspection environments: In workplaces where workers are stationary for extended periods (quality inspection benches, assembly cells), comfort over an 8-hour shift is paramount. A plug that causes fatigue after 2 hours will be removed — defeating the entire hearing conservation program.

Healthcare support facilities: Laundry operations, sterilization departments, and food service areas in healthcare settings often have noise exposure requirements but also strict hygiene needs. The EcoStation's pocket-pack format keeps each pair sealed until use, satisfying infection control protocols.

Workers who remove and reinsert earplugs frequently throughout a shift may prefer the Moldex 6704 SparkPlugs, which feature a flanged base that allows faster insertion without full rolling technique. Workers with very narrow canals who find even Softies too large should consider the Moldex 6706 Pura-Fit, which rolls to the smallest diameter in the Moldex lineup.

Cost-Per-Pair Analysis: 6702 vs. XL Refill

The 6702 500-pair refill is the standard entry point for the EcoStation system. For facilities restocking weekly or bi-weekly, the per-pair cost of the 500-pair format may be slightly higher than the Moldex 6532 XL 750-pair refill, which spreads fixed order costs over more pairs. The break-even point depends on your facility's daily pair consumption and restocking labor cost. A facility using 25 pairs per day exhausts a 500-pair refill in 20 working days; the 750-pair XL format extends that to 30 days before restocking is needed.

For smaller facilities or those just starting an EcoStation program, the 500-pair 6702 is the right starting point — lower initial outlay, easier to trial on a single dispenser station before committing to the XL format.

Insertion Technique for Softies: Training Guidance

Proper insertion is essential to achieving rated NRR. For Softies, the recommended technique:

1. Roll the earplug between thumb and forefinger until it is compressed to roughly half its diameter. Because Softies are soft, this requires less force than denser foam plugs.
2. Reach over the head with the opposite hand and pull the ear upward and outward to straighten the ear canal.
3. Insert the compressed plug into the canal and hold for 20–30 seconds while the foam expands. The plug should be fully inserted — the back of the plug should be nearly flush with the canal opening, not protruding.
4. Check seal: cup hands over ears and remove — sound should briefly increase when hands are removed. If no difference is perceived, re-insert.

OSHA's hearing conservation standard requires annual training on proper earplug use. Including a hands-on insertion demonstration at onboarding and annual refresher training measurably improves real-world attenuation in audiometric testing results.

Moldex EcoStation Product Ecosystem: Full Lineup

The 6702 Softies refill is one of five foam styles available in the standard EcoStation 500-pair format. All five use the same dispenser and pocket-pack format, and all five carry NRR 33:

• Moldex 6702 Softies — bell-shaped, softest foam, easiest insertion
• Moldex 6704 SparkPlugs — tapered cylinder, fast insertion without rolling
• Moldex 6706 Pura-Fit — smooth bullet, rolls smallest, no texture
• Moldex 6708 Meteors — dome-shaped, reduced rolling technique needed
• Moldex 6710 Zebras — striped foam, compliance-visible design

The full hearing protection collection also includes earmuffs and combination protectors for higher-noise environments.

Where to Buy Moldex 6702

Order direct from WC Safety for facility pricing, or check availability on Amazon (affiliate link) Check Price on Amazon →. For bulk orders of 10+ refill units, contact WC Safety for case pricing.

Frequently Asked Questions