# TLDR Review: Hartz UltraGuard ProMax Flea & Tick Collar for Dogs

*Published: 2026-06-01 | Updated: 2026-06-01 | Source: https://shopsavvy.com/reviews-tldr/hartz-ultraguard-promax-flea-and-tick-collar-for-dogs*

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## Product: Hartz UltraGuard ProMax Flea & Tick Collar for Dogs
**Brand:** Hartz

## Pros
- Effectively prevents fleas and ticks, with no fleas or ticks observed on the dogs according to some reviews
- Provides 12 months of protection with 2 collars, offering long-term peace of mind
- Features a soft and flexible design, making it comfortable for many dogs
- Includes Comfort Technology aimed at reducing irritation
- Simple to carry and store in its packaging until needed
- Does not require dips or topical treatments, offering a mess-free alternative
- Some users found it easy to use once accustomed to application

## Cons
- Did not work effectively for some users; fleas persisted despite use, and some dogs experienced skin irritation
- Difficult to put on and remove, especially for users with limited hand strength or conditions like arthritis or carpal tunnel
- Causes skin irritation and allergic reactions in sensitive or allergy-prone dogs, including fur loss and itching
- Latches have a powdery residue that can cause sneezing and require washing hands after handling
- Not suitable for dogs with sensitive skin or allergies, which limits its use
- Some reports of long shipping times and uncertainties regarding product authenticity
- For certain dogs, the collar caused stress during removal and reapplication, especially in small or health-compromised pets
- Inconsistent performance, with some reviews noting it works well, while others say it’s ineffective
- The collar's size and material can make handling awkward, especially for small or delicate dogs

## Bottom Line

While the Hartz UltraGuard ProMax Flea & Tick Collar offers a convenient long-term solution for flea and tick prevention, its effectiveness appears mixed based on user experiences. It works well for many, but a significant number of users report skin irritation, difficulty handling the collar, and inconsistent results. If your dog has sensitive skin or if ease of use is a priority, you might want to consider an alternative like Seresto, which is often praised for its gentler design and reliable performance.

## Pros vs Cons at a Glance

| Pros | Cons |
|------|------|
| Effectively prevents fleas and ticks, with no fleas or ticks observed on the dogs according to some reviews | Did not work effectively for some users; fleas persisted despite use, and some dogs experienced skin irritation |
| Provides 12 months of protection with 2 collars, offering long-term peace of mind | Difficult to put on and remove, especially for users with limited hand strength or conditions like arthritis or carpal tunnel |
| Features a soft and flexible design, making it comfortable for many dogs | Causes skin irritation and allergic reactions in sensitive or allergy-prone dogs, including fur loss and itching |
| Includes Comfort Technology aimed at reducing irritation | Latches have a powdery residue that can cause sneezing and require washing hands after handling |
| Simple to carry and store in its packaging until needed | Not suitable for dogs with sensitive skin or allergies, which limits its use |
| Does not require dips or topical treatments, offering a mess-free alternative | Some reports of long shipping times and uncertainties regarding product authenticity |
| Some users found it easy to use once accustomed to application | For certain dogs, the collar caused stress during removal and reapplication, especially in small or health-compromised pets |
|  | Inconsistent performance, with some reviews noting it works well, while others say it’s ineffective |
|  | The collar's size and material can make handling awkward, especially for small or delicate dogs |

## Current Prices

| Retailer | Price | Availability |
|----------|-------|-------------|
| Amazon | $27.30  | In Stock |

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*About this review: We pulled together findings from professional and user reviews, and cross-referenced them with ShopSavvy's pricing data from thousands of retailers to give you the short version.*