[chickensmith]

Lil pals makes a tiny mesh harness....I'm not sure if you have a care a lot in your area but they carry a harness very similar to it that's half the price and just as small. Coastal® Tone-on-Tone Comfort Soft? Nylon Harness - Pet Supplies, Pet Supply, Pet Dog, Dog Supplies, Pet Products, cat supplies, fish supplies, dog food, cat food, pet dog, Care A Lot Pet Supply
This is the one winnie has. It has fit her since she was 1# 9 Oz.

This is the Lil pals.
Coastal Pet Li'l Pals Adjustable Soft Mesh Harness in Blue with Bones & Paw Prints at PETCO