The EZ-Clone Neoprene Insert Hard is a pack of 65 replacement cloning collars designed for use in most aeroponic cloning systems. Made from sterile neoprene, these hard collars hold cuttings securely in place while protecting delicate stem tissue from abrasion and contamination. Each collar comes pre-slit so you can insert a cutting quickly without tools. If you prefer a more flexible fit, EZ-Clone also offers the same collar in a soft neoprene version.
EZ-Clone Neoprene Insert Hard Specifications
| Specification | Value |
|---|---|
| Brand | EZ-Clone |
| Part Number / SKU | 706389 |
| Quantity per Bag | 65 inserts |
| Collar Type | Hard |
| Material | Sterile neoprene |
| Insertion Style | Pre-slit |
| Primary Application | Aeroponic cloners |
Why Choose EZ-Clone Neoprene Insert Hard
These inserts are made specifically for aeroponic cloning systems and address a few practical problems that growers run into when taking cuttings at scale.
- Sterile material from the start. The neoprene is manufactured to a sterile standard, which reduces the risk of introducing pathogens to fresh cuttings that have no root defense yet. You don’t need to sanitize a new bag before first use.
- Hard collar holds without crushing. The hard variant maintains its shape under the slight compression of a cloner’s collar seat. This keeps cuttings centered and upright in the stem port without collapsing onto the cutting’s outer tissue the way a softer collar sometimes can in high-flow systems.
- Pre-slit design speeds up insertion. Each collar has a pre-cut slit so you press the stem through rather than wrestling a collar apart manually. When you’re inserting 30 or 60 cuttings in a single session, this matters.
- Fits most aeroponic cloners. The inserts are designed to be compatible with the standard collar seat size used across most aeroponic cloning machines, including EZ-Clone’s own systems.
- 65 per bag at a practical restock quantity. Most EZ-Clone aeroponic units hold between 16 and 128 sites. A 65-insert bag covers a full run in mid-size units, or a partial restock for larger 128-site systems.
Best Uses for EZ-Clone Neoprene Insert Hard
These inserts serve a narrow but important role in any propagation workflow that relies on aeroponic cloners. Here is where they fit best:
- Replacing worn or compressed inserts in an existing EZ-Clone system. Over multiple runs, neoprene inserts compress and lose their grip. Swapping in a fresh set before each cloning cycle keeps cuttings properly supported.
- High-volume propagation runs. Commercial propagation operations taking dozens to hundreds of cuttings per cycle benefit from having a full bag of sterile, ready-to-use inserts on hand. The 65-count bag covers most mid-size aeroponic cloner batches in a single order.
- Growers who prefer a firmer collar hold. If you have found that soft inserts allow cuttings to shift or tilt in high-spray or high-flow systems, the hard collar variant provides a more stable fit.
- Propagation rooms where contamination control is a priority. Because the inserts are made from a sterile material, they support clean-room or low-pathogen propagation environments where reusing or hand-cleaning collars is not preferred.
- Pairing with rooting gels or powders. The pre-slit design lets you apply a rooting compound to the stem base and then seat it in the collar without wiping the compound off in the process.
Compatibility
EZ-Clone neoprene inserts are designed to fit the standard collar seat diameter used in most aeroponic cloning machines. They are the manufacturer’s own replacement insert for EZ-Clone branded systems, which come in sizes ranging from 16-site compact units up to 128-site production cloners. They are also reported by the manufacturer to fit most other aeroponic cloners that use the same standard collar seat size.
If you are running a mixed propagation setup — for instance, starting cuttings in an aeroponic cloner before transplanting into a larger container or growing medium — these inserts work alongside a range of other supplies in the Growing Media and Containers category. For example, once rooted cuttings are ready for transplant, 3-gallon fabric pots are a common next container for vegetative growth, and 20-gallon fabric pots are a standard choice for larger plants in the final grow space.
The hard collar variant is best suited to systems where the collar seat applies moderate compression to hold the insert in place. In systems with looser-fitting collar seats, the soft collar variant may provide a better seal around the stem.
Usage Guidelines
Using these inserts correctly keeps cuttings well-supported and reduces the chance of collar-related damage or contamination during the rooting phase.
- Prepare your cuttings first. Make your cuts at a 45-degree angle just below a node, and strip lower leaves before inserting into the collar. Apply rooting gel or powder to the cut end if using one.
- Open the pre-slit collar. Gently press each side of the pre-slit apart with your fingers to create an opening. The hard neoprene holds its shape so it springs back once the stem is seated.
- Seat the stem into the collar. Push the cutting’s stem into the slit until the collar sits at the desired height on the stem — typically just above the stripped node area. The collar should grip without needing to be forced.
- Insert the collar into the cloner’s stem port. Place the loaded collar into the site opening in your aeroponic cloner unit. The collar should sit flush with the top surface so the cutting hangs at the correct depth in the spray zone.
- Verify alignment before running the pump. Check that cuttings are upright and the collar is fully seated before starting the aeroponic misting cycle. A partially seated collar can allow a cutting to tilt and fall out of the spray zone.
- Dispose after each full run. Because the inserts are a single-use sterile product, replacing them between cloning cycles is recommended to avoid carrying over residue from the previous batch.
Sources & Further Reading
EZ-Clone does not maintain a public brand website. Product specifications and features have been compiled from manufacturer documentation and authorized distributor catalogs.










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