They are extra thick

Diameter: 8 cm

Ultra violet light is known to cause various types of damage to the eye such as chronic sunburn to the eyelid and surrounding area due to lack of pigment

Oh - there's no squeaker in this one

An internal mesh pocket keeps treats or dirty toys separate from other contents

K9 Sport Sack Air 2 Size:Extra Small They are extra thickThe K9 Sport Sack Air 2 is a great place to start for your first pet carrying adventure. This classic model a flexible, breathable and lightweight pet carrier; perfect for shorter hikes, bike rides and any other quick trip or outing you can dream up. Like all K9 Sport Sack models, it was designed under the close direction of veterinarians, dog trainers and outdoor product engineers to be ergonomic, safe and strong. The carrier has an upper limit of 13