Finger Scratch System
Finger Scratch System
Itchy eczema or psoriasis on your hands and fingers? The Finger Scratch System is designed just for you. Including the Puffer Itch Roller and Bumpy Ball, this bundle delivers two sensations — a smooth cooling massage and a fingernail-like scratch effect — for instant relief without damage to sensitive skin.
Product Description
Product Description
Safe scratching for the areas you need it most — your fingers, knuckles, and hands. This bundle includes the Puffer Itch Roller and the Bumpy Ball accessory. Together, they combine cooling massage and fingernail-like textures for instant relief without damage, at a discounted price.
Benefits
Benefits
- Specially designed for fingers, knuckles, hands, and feet
- Two sensations: smooth cooling massage + scratch-like texture (a mini version of the Scratch Star!)
- Reduces redness and inflammation while distracting from itch
- Helps avoid cuts, scarring, and infections caused by scratching
- FDA registered, ISO 13485 medically certified
- Free shipping + £5 off
Materials
Materials
The Puffer Itch Roller
- Surgical Grade Stainless Steel Roller Ball
- Antibacterial, Antiviral & Antifungal Medical Grade Silicone (Latex Free)
- Long-lasting cooling gel (permanently secured within the ball)
- Tested to last for over 500,000 safe scratches
The Bumpy Ball (Accessory)
- Surgical Grade Stainless Steel Roller Ball
- Tested to last for over 500,000 safe scratches
How to use
How to use
- Store in the fridge for a long-lasting cooling sensation.
- Glide gently over itchy fingers, knuckles, or hands.
- Swap to the Bumpy Ball for a fingernail-like scratch effect.
- The Bumpy Ball can be used with or without the holder, if using without the holder, ensure you add your favourite moisturiser!
- Clean and dry thoroughly after use.
Where to use
Where to use
The Scratch Star is suitable for: Arms, legs, tops of hands, tops of feet, cheeks, shoulders, chest, back. This product feels like fingernails, and needs to be used with a moisturiser for added glide.
The Scratch Attack Roller is suitable for: Eyes, eyelids, face, neck, behind elbows, behind knees, can be used over full body. This product offers a gentle, cooling massage, and can be used with or without moisturiser.
The Puffer Itch Roller is suitable for: Fingers, knuckles, hands, toes, feet. This product offers a gentle, cooling massage, and can be used with or withouåt moisturiser.
The Bumpy Ball is an accessory to the Puffer Itch Roller (Ball Only), that adds a fingernail-like sensation to your scratching, it rolls, so can be used with or without moisturiser.
Your Finger Scratch System!
Real families. Real relief.
120+ families reported meaningful improvements in itch, skin damage, sleep and comfort using Cosi Care devices for 2+ weeks.
90%
Reported less itch
87%
Reported less skin damage
84%
Reported less skin irritation
81%
Reported improved healing
74%
Reported improved sleep
90%
Reported a sense of relief
79%
Reported less inflammation
74%
Reported reduced infection
81%
Reported improved confidence & mood
76%
of caregivers felt better equipped
Full Survey Results
Real world user study
The Impact of Cosi Care devices on Itch, skin damage and quality of life
From 9/10 itch to 4/10 relief in just 2 weeks
Study Overview
Core Result Stats
- 90% Supported less itch
- 87% Reported less skin damage
- ~84% Reported less skin irritation
- 81% Reported improved skin healing
- 74% Reported improved sleep
- 90% Reported a sense of relief
- 79% Reported less inflammation
- 79% Reported reduced skin infection
- 81% Reported improved confidence and mood
- 76% Of caregivers felt better equipped
Trust & Authority
- FDA Registered (US)
- MHRA Registered (UK)
- HSA/FSA Eligible*
- Non-pharmacological itch relief
- Designed to interrupt the itch-scratch cycle
- Safe alternative to scratching with fingernails
- Cooling sensory relief technology
- Drug-free itch management support
- Suitable alongside existing eczema care routines
- Designed for children and adults
- Developed for chronic itchy skin conditions



